3x+7=2(x+4)+9

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Solution for 3x+7=2(x+4)+9 equation:



3x+7=2(x+4)+9
We move all terms to the left:
3x+7-(2(x+4)+9)=0
We calculate terms in parentheses: -(2(x+4)+9), so:
2(x+4)+9
We multiply parentheses
2x+8+9
We add all the numbers together, and all the variables
2x+17
Back to the equation:
-(2x+17)
We get rid of parentheses
3x-2x-17+7=0
We add all the numbers together, and all the variables
x-10=0
We move all terms containing x to the left, all other terms to the right
x=10

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