-2.8x+7.8x-31=-11

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Solution for -2.8x+7.8x-31=-11 equation:



-2.8x+7.8x-31=-11
We move all terms to the left:
-2.8x+7.8x-31-(-11)=0
We add all the numbers together, and all the variables
5x-20=0
We move all terms containing x to the left, all other terms to the right
5x=20
x=20/5
x=4

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