21-2(2-x)=-3(2x+5)

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Solution for 21-2(2-x)=-3(2x+5) equation: 



21-2(2-x)=-3(2x+5)

We move all terms to the left:

21-2(2-x)-(-3(2x+5))=0

We add all the numbers together, and all the variables

-2(-1x+2)-(-3(2x+5))+21=0

We multiply parentheses

2x-(-3(2x+5))-4+21=0



We calculate terms in parentheses: -(-3(2x+5)), so:

-3(2x+5)

We multiply parentheses

-6x-15

Back to the equation:

-(-6x-15)



We add all the numbers together, and all the variables

2x-(-6x-15)+17=0

We get rid of parentheses

2x+6x+15+17=0

We add all the numbers together, and all the variables

8x+32=0

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

8x=-32

x=-32/8

x=-4

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