X+2y=-40

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Solution for X+2y=-40 equation:



X+2X=-40
We move all terms to the left:
X+2X-(-40)=0
We add all the numbers together, and all the variables
3X+40=0
We move all terms containing X to the left, all other terms to the right
3X=-40
X=-40/3
X=-13+1/3

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