130+0.3*x=70+0.8*x

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Solution for 130+0.3*x=70+0.8*x equation:



130+0.3x=70+0.8x
We move all terms to the left:
130+0.3x-(70+0.8x)=0
We add all the numbers together, and all the variables
0.3x-(0.8x+70)+130=0
We get rid of parentheses
0.3x-0.8x-70+130=0
We add all the numbers together, and all the variables
-0.5x+60=0
We move all terms containing x to the left, all other terms to the right
-0.5x=-60
x=-60/-0.5
x=+120

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