-3(-4-5x)=42

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Solution for -3(-4-5x)=42 equation: 



-3(-4-5x)=42

We move all terms to the left:

-3(-4-5x)-(42)=0

We add all the numbers together, and all the variables

-3(-5x-4)-42=0

We multiply parentheses

15x+12-42=0

We add all the numbers together, and all the variables

15x-30=0

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

15x=30

x=30/15

x=2

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