8x+9=3(x-1)+7

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Solution for 8x+9=3(x-1)+7 equation: 



8x+9=3(x-1)+7

We move all terms to the left:

8x+9-(3(x-1)+7)=0



We calculate terms in parentheses: -(3(x-1)+7), so:

3(x-1)+7

We multiply parentheses

3x-3+7

We add all the numbers together, and all the variables

3x+4

Back to the equation:

-(3x+4)



We get rid of parentheses

8x-3x-4+9=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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