5x-7+3x=4x+9

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Solution for 5x-7+3x=4x+9 equation:



5x-7+3x=4x+9
We move all terms to the left:
5x-7+3x-(4x+9)=0
We add all the numbers together, and all the variables
8x-(4x+9)-7=0
We get rid of parentheses
8x-4x-9-7=0
We add all the numbers together, and all the variables
4x-16=0
We move all terms containing x to the left, all other terms to the right
4x=16
x=16/4
x=4

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