3(60-7y)+21y=180

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Solution for 3(60-7y)+21y=180 equation:



3(60-7y)+21y=180
We move all terms to the left:
3(60-7y)+21y-(180)=0
We add all the numbers together, and all the variables
3(-7y+60)+21y-180=0
We add all the numbers together, and all the variables
21y+3(-7y+60)-180=0
We multiply parentheses
21y-21y+180-180=0
We add all the numbers together, and all the variables
=0
y=0/1
y=0

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