3(x+5)+7x=5(x+1)+15

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Solution for 3(x+5)+7x=5(x+1)+15 equation: 



3(x+5)+7x=5(x+1)+15

We move all terms to the left:

3(x+5)+7x-(5(x+1)+15)=0

We add all the numbers together, and all the variables

7x+3(x+5)-(5(x+1)+15)=0

We multiply parentheses

7x+3x-(5(x+1)+15)+15=0



We calculate terms in parentheses: -(5(x+1)+15), so:

5(x+1)+15

We multiply parentheses

5x+5+15

We add all the numbers together, and all the variables

5x+20

Back to the equation:

-(5x+20)



We add all the numbers together, and all the variables

10x-(5x+20)+15=0

We get rid of parentheses

10x-5x-20+15=0

We add all the numbers together, and all the variables

5x-5=0

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

5x=5

x=5/5

x=1

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