3x-19+4x-17=20

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Solution for 3x-19+4x-17=20 equation:



3x-19+4x-17=20
We move all terms to the left:
3x-19+4x-17-(20)=0
We add all the numbers together, and all the variables
7x-56=0
We move all terms containing x to the left, all other terms to the right
7x=56
x=56/7
x=8

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