4x+21=2(4x-3)+3

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Solution for 4x+21=2(4x-3)+3 equation: 



4x+21=2(4x-3)+3

We move all terms to the left:

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



We calculate terms in parentheses: -(2(4x-3)+3), so:

2(4x-3)+3

We multiply parentheses

8x-6+3

We add all the numbers together, and all the variables

8x-3

Back to the equation:

-(8x-3)



We get rid of parentheses

4x-8x+3+21=0

We add all the numbers together, and all the variables

-4x+24=0

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

-4x=-24

x=-24/-4

x=+6

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