20x-4=15(x+5)

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Solution for 20x-4=15(x+5) equation: 



20x-4=15(x+5)

We move all terms to the left:

20x-4-(15(x+5))=0



We calculate terms in parentheses: -(15(x+5)), so:

15(x+5)

We multiply parentheses

15x+75

Back to the equation:

-(15x+75)



We get rid of parentheses

20x-15x-75-4=0

We add all the numbers together, and all the variables

5x-79=0

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

5x=79

x=79/5

x=15+4/5

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