20=-40x+8x+4

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Solution for 20=-40x+8x+4 equation:



20=-40x+8x+4
We move all terms to the left:
20-(-40x+8x+4)=0
We add all the numbers together, and all the variables
-(-32x+4)+20=0
We get rid of parentheses
32x-4+20=0
We add all the numbers together, and all the variables
32x+16=0
We move all terms containing x to the left, all other terms to the right
32x=-16
x=-16/32
x=-1/2

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