What value of x makes m/n(pls show work)

What Value Of X Makes M/n(pls Show Work)

Answers

Answer 1

Answer:

x = 20

Step-by-step explanation:

For the lines to be parallel, the angles have to be equal

2x+15 = 55

Subtract 15 from each side

2x+15-15 = 55-15

2x = 40

2x/2 = 40/2

x = 20

Answer 2
These are alternate interior angles which equal each other. The value that makes the two equal is 20. Since one angle equals 55 we should get another to be equal to 55. 2(20)+15=55. 55=55. The answer is a.20.

Related Questions

You deposit $2000 in a retirement account that earns 5% annual interest. You repeat this deposit yearly for 30 years. How much money do you have in your account after you make your final deposit?

Answers

Answer:

$3000

Step-by-step explanation:

$2000×5/×30

$1000×3=$3000

PLS HELP ASAP!!! WILL MARK AS BRAINLIEST

Answers

Answer: A

Step-by-step explanation:

Need the answer to number 4

Answers

Answer:

[tex]\sqrt{85}[/tex] /2

Step-by-step explanation:

lets find hypotenuse( longest side) first

let other two samller sides be a and b and hypotenuse be c

pythagorsd theorem

a^2 + b^2 =c^2

9^2 + 2^2 =c^2

81 + 4=c^2

85 =c^2

[tex]\sqrt{85}[/tex] =c

take theta as reference angle

cosec theta=hypotenuse/opposite

=[tex]\sqrt{85}[/tex] / 2

Answer:

Answer is B. CSC ∅ = √85 /2

Step-by-step explanation:

CSC = 1 / Sin ∅

So first find Sin ∅ = 2 / √ 85 and then substitute in the formula

And oh, in case you're wondering, √ 85 is the hypotenuse side which you find like this:

√ 9² + 2²

√ 81 + 4

√ 85

If the ratio of paintings to paintbrushes is 11:9, what percent of the items are paintbrushes. A.30% B. 35% C.40% D.45%

Answers

Answer:

D. 45%

Step-by-step explanation:

there are 11 paintings and 9 paintbrushes, added together you have a total of 20 items. There are 9 paintbrushes and 20 items in total which is 9/20. 9/20 as a percentage is 45%

Find the a lateral surface area and total surface area of a right square pyramid given that it has a base edge of 16 cm and a lateral edge 17cm

Answers

Step-by-step explanation:

This is your answer

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2×(4×2-10)³ How do you simplify powers in this? ​

Answers

Answer:

Step-by-step explanation:

first work what's in the brackets { 4 x 2 -10}^3

{4 x 2-1000}

4 x -998

Answer = -16

Explication:

FYI: Use P.E.M.D.A.S
(Parentheses, exponent, multiply or divide, add or subtract)

2(4x2-10)^3
4x2=8
(8 - 10)
2(8-10)^3
8-10=-2
(-2)
2(-2)^3
-2^3=-8
2 (-8)
-16


cosa \div tana = 1 - sin ^{2} a \div \sqrt{1 - cos ^{2} } acosa÷tana=1−sin
2

1−cos
2


a

Answers

Step-by-step explanation:

Hey there!

LHS

[tex] = \frac{ \cos(a) }{ \tan(a) } [/tex]

Use tan A = sin A/cosA

[tex] = \cos(a) \times \frac{ \cos(a) }{ \sin(a) } [/tex]

[tex] = \frac{ { \cos(a) }^{2} }{ \sin(a) } [/tex]

Then, Use formula cos²A = 1-sin²A and sinA = √(1-cos²A)

[tex] = \frac{1 - { \sin(a) }^{2} }{ \sqrt{ - { \cos(a) }^{2} } } [/tex]

Proved!

Hope it helps!

Consider the formula for the slope between two coordinate points, m, shown below.
m
92 – 91
I 2
51
Which of the following equations is equivalent to the slope formula?

Answers

Answer:

y2 = m(x2 - x1) + y1

Step-by-step explanation:

Given the slope formula :

m = (y2 - y1) / (x2 - x1)

To obtain an equivalent expression :

We cross multiply :

m(x2 - x1) = y2 - y1

Making y2 the subject ;

Add y1 to both sides

m(x2 - x1) + y1 = y2 - y1 + y1

m(x2 - x1) + y1 = y2

y2 = m(x2 - x1) + y1

A box is filled with several party favors. It contains 12 hats, 15 noisemakers, 10 finger traps, and 5 bags of confetti. Let H = the event of getting a hat. Let N = the event of getting a noisemaker. Let F = the event of getting a finger trap. Let C = the event of getting a bag of confetti. Find P(N).

Answers

Answer:

P(N) = 5/14

Step-by-step explanation:

Find P(N) by finding the probability of getting a noisemaker.

There are 42 items in total, and 15 are noisemakers. Find the probability by dividing 15 by 42:

15/42

Simplify:

5/14

So, P(N) = 5/14

Help (PLATO)
its Algebra

Answers

Answer: The answer is D

Step-by-step explanation:

You add z to the other side then it will cancel out which then it would be (w+z)  and then you times it by 2 by both sides which would be 2(w+z) and then you would subtract x from both sides which will be 2(w+z)-x

Hopefully this helps

1. What must be added to 203 to get a number whose digits are reversed of the given number?​

Answers

The number obtained by reversing the digits of 203 = 302. Since the required number is 99.
The answer to question needs very less maths...
When we reverse the digits of 203,we get 302.
So we can form an equation out of these values:
203 + x = 302
x = 302-203
x = 99
This means that your answer is 99

work out 8^1/3
^1/3 = power

Answers

Answer:

8/9 (decimal: 0.888889)

Answer:

[tex]2[/tex]

Two is the answer.

Step-by-step explanation:

simple explanation is; when you go through your two times table.. in order to arrive at eight, (8), you have to mention or go through 3 numbers

Or .... cube root of 8 is two..

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Alex was trying to determine how much money he owed the bank. Since his checking account has a balance of -155 dollars, he thinks that he can find the absolute value of -155 to determine that he owes the bank 155 dollars. Is Alex correct?

Answers

Answer:

Alex is correct.

Step-by-step explanation:

In order for Alex to get to $0, meaning he owes the bank nothing, he has to add 155 dollars to negative 155 dollars, because this means he has no debt left. The absolute value of -155 is 155 and if Alex pays the 155 dollars, he will not have to pay anything else to the bank.

The frequency table shows all but one score on a 5-point geography quiz. If the mode of the complete data set is 4, what is the unknown quiz score?

Answers

Answer:

(4)

Step-by-step explanation:

element =4

frequency=1

cumulative frequency-=1

relative frequency=1

cumulative relative frequency=1

Help Help Help it's in khan academy

Answers

Answer:

Step 1 is wrong

Step-by-step explanation:

[tex] \frac{1}{4} r+ 2 = 10[/tex]

[tex] \frac{r}{4} + 2 = 10[/tex]

[tex] \frac{r}{4} = 10 - 2[/tex]

[tex] \frac{r}{4} = 8[/tex]

[tex]r = 8 \times 2[/tex]

[tex]r = 32[/tex]

Hope it is helpful...

Need help ASAP!!!!!!

Answers

Answer:

I dont know for sure, but maybe try B

Step-by-step explanation:

Five schools are going to send their baseball teams to a tournament, in which each team must play each other team exactly once. How many games are required

Answers

20 one team plays four other teams

Answer:

20 games are required to be play

In the figure below, which term best describes point R?

A. Orthocenter
B. Centroid
C. Incenter
D. Circumcenter

Answers

C should be right home

Orthocenter is the best term to describes point R in the triangle UVW.

What is orthocenter?

" Orthocenter is defined as intersecting point of the altitudes of the sides of the acute angle triangle."

According to the given figure,

In triangle UVW,

Ray VR perpendicular to UW

Ray UR perpendicular to VW

Ray WR perpendicular to UV

Altitudes of side  ( UV , VW, and WU) of triangle UVW intersect at

point R.

As per the definition of orthocenter , point R represents orthocenter.

Hence, orthocenter is the best term to describes point R in the triangle UVW.

Learn more about orthocenter here

https://brainly.com/question/19763099

#SPJ2

The graph makes it appear that there are how many times as many students per teacher at North HS as there are at
West HS?
Student Teacher Ratios at Area High Schools
North RS
East HS
13
West HS
12
14
18
22
a.
b.
10
2 times
3 times
4 times
5 times
C.
d.

Answers

Answer:

5 times

Step-by-step explanation:

Using visual inspection, the bar of North HS is 5 times longer Than the bar of West HS.

The gtids are of equal size, West HS occupies one portion of the grid, while North HS occupies 5 portions of the grid

5 portions / 1 portion = 5

Hence, North HS according to the graph is 5 times West HS

Which phrase matches the algebraic expression below?
2(x + 7) + 10
A)Two times the sum of x and seven plus ten
B)Two times the difference of x and seven plus ten
C)Two times x minus seven plus ten
D)Two times x plus the sum of seven and ten

Answers

Answer:

the answer is a.

Step-by-step explanation:

two times the sum of x and seven plus ten

2(x+7)+10

Please help! Thank you!

Answers

Answer:

D: (2, -3)

Step-by-step explanation:

We have;

y = 3x - 9 - - - (1)

y = -2x + 1 - - - (2)

By substitution method, from eq 1, we see that: y = 3x - 9

Thus,let's put 3x - 9 for y in eq 2;

3x - 9 = -2x + 1

Rearranging to get;

3x + 2x = 9 + 1

5x = 10

x = 10/5

x = 2

Thus;

y = 3(2) - 9

y = 6 - 9

y = -3

Thus,the solution (x, y) = (2, - 3)

find the missing angles

Answers

Answer:

b=109 degree

Step-by-step explanation:

26 + 45 + b=180 degree (being sum of interior angles of a triangle)

71 + b = 180

b=180-71

b=109 degree

Step-by-step explanation:

109°

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Zahraa made 4 pitchers of lemonade. Each pitcher holds ⅓ gallon. How many gallons of lemonade did she make? WHATS THE ANSWER??

Answers

Answer:

12 gallons

Step-by-step explanation:

If each pitcher can hold only a third of one of her makings. Think about it. Just pour the glasses in your mind. She fills it up a little bit, and then keeps doing it until 12 are full. or how else to explain it or really explain it at all.

Anyone know this? Please help

Answers

Answer:
C
Explanation
Because i said so

A cone has a volume of 60 cubic feet. If the radius is 2 feet,'what is the height of the cone?
10ft
15ft
45ft
90ft


Someone please helppp

Answers

Answer:
volume of cone=1/3 πr²h
60π=1/3 π 2²h
60×3/4=h
h=45ft

A restaurent pays a water R18 per hour in one week he worked a shift from 12h00 to 23h00 Calculate the number of hours the water works per shift​

Answers

Answer:

Number of hour work per shift = 11 hour per day

Amount paid for one shift = Rs 198

Step-by-step explanation:

Given:

Amount pay per hour = Rs 18

Shift time = 12 h  to 23 h

Find;

Number of hour work per shift

Amount paid for one shift

Computation:

Number of hour work per shift = 23:00 - 12:00

Number of hour work per shift = 11 hour per day

Amount paid for one shift = Number of hour work per shift x Amount pay per hour

Amount paid for one shift = 11 x 18

Amount paid for one shift = Rs 198

Solve
T = L(3+RS) for S

Answers

Answer:

Step-by-step explanation:

Begin by distributing the L into the parenthesis:

T = 3L + LRS and

T - 3L = LRS and finally,

[tex]\frac{T-3L}{LR}=S[/tex]

Can someone help ASAP

Answers

The +2 goes on the Y-Axis… From
the 2 count up 3 times and go to the right 2 times

What is the solution to this equation?

7x – 2(x – 10) = 40

Answers

Answer:

7x-2x+20=40

5x+20=40

5x=40-20

5x=20

x=20/5

x=4

Which graph represents the function (x) = -1x - 21 - 1?

Answers

Answer:

Given in the graph

Step-by-step explanation:

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