3 years ago

Solve the system by substitution y=-6x -2x-7y=40

Mathematics

1 answer:

never [62]3 years ago

6 0

Answer:

x=1, y=-6. (1, -6).

Step-by-step explanation:

y=-6x

-2x-7y=40

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

-2x-7(-6x)=40

-2x+42x=40

40x=40

x=40/40

x=1

y=-6(1)=-6

You might be interested in

the price of a new pair of sneakers is $79.95. if sales tax is 7.5%, then approximately, how much tax will be paid on sneakers?

Firlakuza [10]

Answer:

Step-by-step explanation:

Find 7.5% of the sneaker price, by multiplying the price by 0.075:

79.95(0.075)

= 6

So, approximately, the tax will be $6

3 0

4 years ago

2.(03.01 LC)

ale4655 [162]

592,722 is the correct answer

3 0

3 years ago

Read 2 more answers

Can you please help? The question is in the picture picture. thank you

Svetllana [295]

Answer:

AB should be equal to 37

Step-by-step explanation:

3 0

3 years ago

-1/4n - n= -5/6<br><br> What does n equal, Please I need this done very quickly!!

amid [387]

Answer:

n = 2/3

Step-by-step explanation:

6 0

3 years ago

30. (14 letters) The process of changing one unit of measure to another.

Georgia [21]

Unit conversion
taxable income

7 0

3 years ago

Read 2 more answers