7x-29-21x=-3(21+2x)+3

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Solution for 7x-29-21x=-3(21+2x)+3 equation: 



7x-29-21x=-3(21+2x)+3

We move all terms to the left:

7x-29-21x-(-3(21+2x)+3)=0

We add all the numbers together, and all the variables

7x-21x-(-3(2x+21)+3)-29=0

We add all the numbers together, and all the variables

-14x-(-3(2x+21)+3)-29=0



We calculate terms in parentheses: -(-3(2x+21)+3), so:

-3(2x+21)+3

We multiply parentheses

-6x-63+3

We add all the numbers together, and all the variables

-6x-60

Back to the equation:

-(-6x-60)



We get rid of parentheses

-14x+6x+60-29=0

We add all the numbers together, and all the variables

-8x+31=0

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

-8x=-31

x=-31/-8

x=3+7/8

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