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What is the solution of the following system? 3x+3y =10 -9x-9y=-30 STEP BY STEP PLEASE! (:

What is the solution of the following system? 3x+3y =10 -9x-9y=-30 STEP BY STEP PLEASE! (:
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2 votes
What is the solution of the following system?

3x+3y =10
-9x-9y=-30

STEP BY STEP PLEASE! (:

User Nowaker
by
8.0k points

1 Answer

0 votes
Step 1 add -3y to both sides
3x+3y+-3y=10+-3y
3x=-3y+10
Step 2 divide both sides by 3
3x/3= -3y+10/3

The answer is x= -y +10/3
User Neil Galiaskarov
by
7.6k points
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