Add the equations.3x-y=-5 7x+y=15

Sasxa asked Nov 4, 2022

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44 votes

Add the equations.3x-y=-5
7x+y=15

Sasxa asked Nov 4, 2022

by Sasxa

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24 votes

Explanation:

it is like a regular addition of numbers. you add the different positions.

3x + 7x = 10x

-y + y = 0

-5 + 15 = 10

so, D. is the right answer : 10x = 10

Schore answered Nov 8, 2022

2.6k points

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