20x-7=3(5x+6)

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Solution for 20x-7=3(5x+6) equation: 



20x-7=3(5x+6)

We move all terms to the left:

20x-7-(3(5x+6))=0



We calculate terms in parentheses: -(3(5x+6)), so:

3(5x+6)

We multiply parentheses

15x+18

Back to the equation:

-(15x+18)



We get rid of parentheses

20x-15x-18-7=0

We add all the numbers together, and all the variables

5x-25=0

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

5x=25

x=25/5

x=5

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