3(5-5x)=120

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Solution for 3(5-5x)=120 equation: 



3(5-5x)=120

We move all terms to the left:

3(5-5x)-(120)=0

We add all the numbers together, and all the variables

3(-5x+5)-120=0

We multiply parentheses

-15x+15-120=0

We add all the numbers together, and all the variables

-15x-105=0

We move all terms containing x to the left, all other terms to the right

-15x=105

x=105/-15

x=-7

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