-6(x+4)+3=21

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Solution for -6(x+4)+3=21 equation: 



-6(x+4)+3=21

We move all terms to the left:

-6(x+4)+3-(21)=0

We add all the numbers together, and all the variables

-6(x+4)-18=0

We multiply parentheses

-6x-24-18=0

We add all the numbers together, and all the variables

-6x-42=0

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

-6x=42

x=42/-6

x=-7

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