3(2.5x-9)+6x=-7

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Solution for 3(2.5x-9)+6x=-7 equation: 



3(2.5x-9)+6x=-7

We move all terms to the left:

3(2.5x-9)+6x-(-7)=0

We add all the numbers together, and all the variables

6x+3(2.5x-9)+7=0

We multiply parentheses

6x+6x-27+7=0

We add all the numbers together, and all the variables

12x-20=0

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

12x=20

x=20/12

x=1+2/3

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