2x+3(5x+7)=4(4x-7)+3x+7

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Solution for 2x+3(5x+7)=4(4x-7)+3x+7 equation: 



2x+3(5x+7)=4(4x-7)+3x+7

We move all terms to the left:

2x+3(5x+7)-(4(4x-7)+3x+7)=0

We multiply parentheses

2x+15x-(4(4x-7)+3x+7)+21=0



We calculate terms in parentheses: -(4(4x-7)+3x+7), so:

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

We add all the numbers together, and all the variables

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

We multiply parentheses

3x+16x-28+7

We add all the numbers together, and all the variables

19x-21

Back to the equation:

-(19x-21)



We add all the numbers together, and all the variables

17x-(19x-21)+21=0

We get rid of parentheses

17x-19x+21+21=0

We add all the numbers together, and all the variables

-2x+42=0

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

-2x=-42

x=-42/-2

x=+21

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