70+.4x=20+.5x

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Solution for 70+.4x=20+.5x equation:



70+.4x=20+.5x
We move all terms to the left:
70+.4x-(20+.5x)=0
We add all the numbers together, and all the variables
.4x-(.5x+20)+70=0
We get rid of parentheses
.4x-.5x-20+70=0
We add all the numbers together, and all the variables
-0.1x+50=0
We move all terms containing x to the left, all other terms to the right
-0.1x=-50
x=-50/-0.1
x=+500

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