5x-(2x+5)=7x-(45-x)

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Solution for 5x-(2x+5)=7x-(45-x) equation: 



5x-(2x+5)=7x-(45-x)

We move all terms to the left:

5x-(2x+5)-(7x-(45-x))=0

We add all the numbers together, and all the variables

5x-(2x+5)-(7x-(-1x+45))=0

We get rid of parentheses

5x-2x-(7x-(-1x+45))-5=0



We calculate terms in parentheses: -(7x-(-1x+45)), so:

7x-(-1x+45)

We get rid of parentheses

7x+1x-45

We add all the numbers together, and all the variables

8x-45

Back to the equation:

-(8x-45)



We add all the numbers together, and all the variables

3x-(8x-45)-5=0

We get rid of parentheses

3x-8x+45-5=0

We add all the numbers together, and all the variables

-5x+40=0

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

-5x=-40

x=-40/-5

x=+8

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