15x+20-2x=7x+3(-2x+11)

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Solution for 15x+20-2x=7x+3(-2x+11) equation: 



15x+20-2x=7x+3(-2x+11)

We move all terms to the left:

15x+20-2x-(7x+3(-2x+11))=0

We add all the numbers together, and all the variables

13x-(7x+3(-2x+11))+20=0



We calculate terms in parentheses: -(7x+3(-2x+11)), so:

7x+3(-2x+11)

We multiply parentheses

7x-6x+33

We add all the numbers together, and all the variables

x+33

Back to the equation:

-(x+33)



We get rid of parentheses

13x-x-33+20=0

We add all the numbers together, and all the variables

12x-13=0

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

12x=13

x=13/12

x=1+1/12

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