-4x+21=5(x-5)+10

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Solution for -4x+21=5(x-5)+10 equation: 



-4x+21=5(x-5)+10

We move all terms to the left:

-4x+21-(5(x-5)+10)=0



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

5(x-5)+10

We multiply parentheses

5x-25+10

We add all the numbers together, and all the variables

5x-15

Back to the equation:

-(5x-15)



We get rid of parentheses

-4x-5x+15+21=0

We add all the numbers together, and all the variables

-9x+36=0

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

-9x=-36

x=-36/-9

x=+4

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