3=3x+5(2x-15)

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Solution for 3=3x+5(2x-15) equation: 



3=3x+5(2x-15)

We move all terms to the left:

3-(3x+5(2x-15))=0



We calculate terms in parentheses: -(3x+5(2x-15)), so:

3x+5(2x-15)

We multiply parentheses

3x+10x-75

We add all the numbers together, and all the variables

13x-75

Back to the equation:

-(13x-75)



We get rid of parentheses

-13x+75+3=0

We add all the numbers together, and all the variables

-13x+78=0

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

-13x=-78

x=-78/-13

x=+6

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