3(x+7)-4x=-4(x-4)+8

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Solution for 3(x+7)-4x=-4(x-4)+8 equation: 



3(x+7)-4x=-4(x-4)+8

We move all terms to the left:

3(x+7)-4x-(-4(x-4)+8)=0

We add all the numbers together, and all the variables

-4x+3(x+7)-(-4(x-4)+8)=0

We multiply parentheses

-4x+3x-(-4(x-4)+8)+21=0



We calculate terms in parentheses: -(-4(x-4)+8), so:

-4(x-4)+8

We multiply parentheses

-4x+16+8

We add all the numbers together, and all the variables

-4x+24

Back to the equation:

-(-4x+24)



We add all the numbers together, and all the variables

-1x-(-4x+24)+21=0

We get rid of parentheses

-1x+4x-24+21=0

We add all the numbers together, and all the variables

3x-3=0

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

3x=3

x=3/3

x=1

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