Mathematics Middle School

Solve each system of equations
1.) 2x- 5y = 7

3x - y = -9

Answers

Answer 1

Answer:

x = -4, y = -3

Step-by-step explanation:

Answer 2

X = -4 y= -3
Explanation: hope this helps

* please mark Brainliest

Related Questions

763 ÷ 5 = n.

Solve for n.
Question 3 options:

112 r 1

112 r 3

150 r 2

152 r 3

Answers

Answer:

the answer is 152 r of 3

Step-by-step explanation:

763÷5= 152 r3

Your answer is 152 r3

Write an equation and solve. Round to the nearest hundredth where necessary.

58 is 100% of what number?

A. 58 = 1 • x; 58

B. 58 = 1 • x; 60.3

C. 1 = 58 • x; 39.4

D. x = 58 • 1; 58

Answers

Answer:

A

Step-by-step explanation:

100% means all.

58 is 100% of 58

The answer is 58 let’s go get dis 100

Three times Jamie's age plus 3 is Maria's age. Maria is 48. What is Jamie's age?

Answers

Answer: 15 because 15 times 3 is 45 and then add 3 and its 48

Answer:54

Step-by-step explanation:

Amy took a trip to Mexico. Upon leaving she decided to convert all of his Pesos back into dollars. How many dollars did she receive if he exchanged 42.7 Pesos at a rate of $5.30 = 11.1 Pesos?

Answers

Answer:20.39

Step-by-step explanation:

This is the answer because 5.30/11.1=0.447 dollars per peso. Thus given 42.7pesos: Dollars = 0.447*42.7=20.39 dollars

20.30$ because 42.7/11.1 then u take that awnser and times it by 5.30

Help me plz i will give braniliest

Answers

Answer:

1.75

Step-by-step explanation:

You need to divide 7 divided by 4

Note: Hope this helps!

Answer:

1.75!!!

Step-by-step explanation:

You plug in 7 to the problem b divided by 4. Then you solve and get 1.75.

I HOPE THIS HELPS!!

if it does maybe I can get brainlist. :)

Create a tree diagram for throwing a six sided die and then a coin in the air.

Answers

Answer:

-------------

| | | |

__ __ __ __

Step-by-step explanation:

I need help with this please!

Answers

Answer:3/8

Step-by-step explanation:

Answer:

8/3

Step-by-step explanation:

Add all those up and you get 12.

Hope this helps!

What is the sum of 2−5++?
Available Responses:
3x 2x -6y +6y -5y +5y -4y +4y

_____+_____

Answers

Answer:

3x-6y

Step-by-step explanation:

Dgrhheehrhjjririifiifif

Westin Trading normally nets $6 million per month. The table shows the variance from the average for five months. Sales Above/Below Average (Millions) April May June July Aug. –2.5 Negative 2 and one-half 3.1 –1.6 2 and two-thirds Which comparison is true? Use the number line to help. A number line going from negative 6 to positive 6 in increments of 1. June July May = August

Answers

Answer:

The answer is (A)

Step-by-step explanation:

(brainliest pls)

Answer:

A

Step-by-step explanation:

is this right yes or no

Answers

Answer: yes

Step-by-step explanation: [12(1/2)+5(6)] / 3(3) = 36/9 = 4

Please help, I can't think today.

Answers

It’s the blue one in yellow one

Jason buys 22 baseball bats for $300. What is the unit rate per bat ?

Answers

Answer: $13.64

Step-by-step explanation:

You just divide 300 by 22 to get your answer.

Answer:

$13.64

Step-by-step explanation:

300/22= 13.64 $13.64 per bat.

Please help? correct gets brainliest tysm!

Answers

Answer:

B

Step-by-step explanation:

Please mark me brainleist

i think the answer is B

Kennedy School is taking the 6th grade students on a field trip to the zoo. There MUST be 1 teacher for every 11 students. There are a total of 48 people going on the field trip.
A: How much students are going?
B: How much teachers are going?
C: If 21 students fit on each bus, how many school buses do we need in order to get ALL of the people to the zoo?

Answers

Answer:

A. 44 students are going

B. 4 Teachers are going

C. 3?

Step-by-step explanation:

A. 44 students are going because if you take 11 students and 1 teacher you multiply 11 by 4 and get 44 add 4 more 48 in total.

B. ^^^

C. Take 21 from 48 two times. You have 6 left over. So you ethier cram the 6 left over in there or get another bus.

Hope I helped!!

Answer:there is 44 student and

4 teachers

Step-by-step explanation:

Find the quotient.

−2 1/2 ÷ 3/4

Answers

There isn’t one..........

Anwser ???

Step-by-step explanation:

I need help and if you do I will give you 10 points

Answers

Can’t really understand what it say bro...sorry but maybe u should ask the question again with a clearer picture...I’m sorry

Which is the graph of the linear inequality y < 3x + 1?

On a coordinate plane, a solid straight line has a positive slope and goes through (negative 1, negative 2) and (0, 1). Everything to the left of the line is shaded.

On a coordinate plane, a solid straight line has a positive slope and goes through (negative 1, negative 2) and (0, 1). Everything to the right of the line is shaded.

On a coordinate plane, a dashed straight line has a positive slope and goes through (negative 1, negative 2) and (0, 1). Everything to the left of the line is shaded.

On a coordinate plane, a dashed straight line has a positive slope and goes through (negative 1, negative 2) and (0, 1). Everything to the right of the line is shaded.

Answers

Answer:

4th choice

Step-by-step explanation:

On a coordinate plane, a dashed straight line has a positive slope and goes through (negative 1, negative 2) and (0, 1). Everything to the right of the line is shaded.

Can someone help me with theses

Answers

Taryn charges $13.50 per lawn

Tardy charges 13.50 hope it helped!!!!!!!!!!!!!!

3(q + 2) =
ANSWER ASAP

Answers

the answer would be 3q+6

Find the slope of the line. Pls help

Answers

Answer:

Answer is on the screenshot

Step-by-step explanation:

Adrian gets 4 hits for every 10 at bats in baseball. Marlon gets 6 hits from every 15 at bats. Are these equivalent ratios? Hint: See if you can make equivalent fractions with the same denominator.

Yes or No

Answers

Answer:

yes these are equivalent

Step-by-step explanation:

4/10=12/30

6/15=12/30

Answer:

Yes, I think they are equivalent!

Step-by-step explanation:

I hope this is correct :)

Please help me I will give you the brain thing and extra points (image below) 4/5

Answers

A. 1 mile per minute

1 mile per minute

Step-by-step explanation:

you see in the time span from 15 to 20 minutes it is 5 minutes and he ran five miles in five minutes so he ran 1 mile per minute :)

Need help on algebra, plz don't answer if you cant help.

Answers

Answer:

2

Step-by-step explanation:

2 Hope this helps !!!!!!!!

Select the graph that matches the equation. y= -x

Answers

the second graph matches the equation y=-x. hope this helped! :)

the second graph matches

A clothing store used the sign shown below to advertise a discount on shirts.

DISCOUNT
Buy Two Shirts
Get 50% Off Third Shirt

Celia wants to buy three shirts, which were originally priced $56 each. The store will discount the
price of the third shirt and then apply a 7% tax to the total cost of all three shirts.

Including the tax.
what will be the mean cost of each shirt? (Round your answer to the nearest cent).

Including the tax, the mean cost of each shirt is $___?

Answers

Answer:

$49.93

Step-by-step explanation:

Original cost = $56

Cost of 3 shirts:

3*$56 = $168

Cost of 3 shirts with discount:

168 - 1/2*56 =

168 - 28 =

$140

Add tax:

$140*1.07 = $149.8

Mean cost of each shirt:

$149.8/3 = $49.93

Want a challenge, well take a look at these pics and see if you can answer them. :D
Good luck :]

Answers

What level math courses are these if you don’t mind me asking? Enjoy the answers :’)

Part 1A)

Let Y be the number of tickets sold.

Y = 2.5X

Part 1B)

0=0
2=5
4=10
6=15

Part 1C)

You have to do the graph independently.

Part 1D)

There were 10 tickets sold and $25 were made.

Part 2A)

Holi earns more, 0.50¢ / hour

Part 2B)

Let X be the hours worked
Let Y be the total pay

Y = 8.75X

Welp someone already answered and I have to answer questions so I can get someone to help me with my hw but good luck bro/ ma’am :)

Kelly earned $50 in one week by working 6.25 hours. Kelly was paid $_____ per hour.

80

0.80

8

Answers

Answer:

kelly was pain $8 per hour

Answer:

8$ per hour

Step-by-step explanation:

Please help me tysm!

Answers

Answer:

i think 862

Step-by-step explanation:

i said i think

Answer:

the answer is B

Step-by-step explanation:

Which equation best represents the relationship between x and y in the graph?

Answers

What do u mean I’ll answer I just don’t understand wht u mean

The valley High Marching Band is selling candy bars for a fundraiser
~ Sierra sold some candy bars .
~ Breanna sold twice as many candy bars as Sierra
~ Together Sierra and Breanna sold no less than 45 candy bars
Choose an inequality to represents this situation .
A. x + 2x 45
D . X + 2x ≥ 45

Answers

Answer:

D

Step-by-step explanation:

The inequality to represents this situation is x + 2x ≥ 45.

What is inequality?

A relationship between two expressions or values that are not equal to each other is called 'inequality'.

Given that, a band is selling candy bars for a fundraiser, Sierra sold some candy bars, Breanna sold twice as many candy bars as Sierra and together Sierra and Breanna sold no less than 45 candy bars

Let Sierra sold x bars, then, according to question,

x + 2x ≥ 45

Hence, the inequality to represents this situation is x + 2x ≥ 45.

For more references on inequality, click;

https://brainly.com/question/28823603

#SPJ3

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