21-(2x+25)=10(5-x)+10

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Solution for 21-(2x+25)=10(5-x)+10 equation: 



21-(2x+25)=10(5-x)+10

We move all terms to the left:

21-(2x+25)-(10(5-x)+10)=0

We add all the numbers together, and all the variables

-(2x+25)-(10(-1x+5)+10)+21=0

We get rid of parentheses

-2x-(10(-1x+5)+10)-25+21=0



We calculate terms in parentheses: -(10(-1x+5)+10), so:

10(-1x+5)+10

We multiply parentheses

-10x+50+10

We add all the numbers together, and all the variables

-10x+60

Back to the equation:

-(-10x+60)



We add all the numbers together, and all the variables

-2x-(-10x+60)-4=0

We get rid of parentheses

-2x+10x-60-4=0

We add all the numbers together, and all the variables

8x-64=0

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

8x=64

x=64/8

x=8

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