7(3-x)=-3x=4

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Solution for 7(3-x)=-3x=4 equation: 



7(3-x)=-3x=4

We move all terms to the left:

7(3-x)-(-3x)=0

We add all the numbers together, and all the variables

7(-1x+3)-(-3x)=0

We multiply parentheses

-7x-(-3x)+21=0

We get rid of parentheses

-7x+3x+21=0

We add all the numbers together, and all the variables

-4x+21=0

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

-4x=-21

x=-21/-4

x=5+1/4

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