400+50x=1,200-50x

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Solution for 400+50x=1,200-50x equation:



400+50x=1.200-50x
We move all terms to the left:
400+50x-(1.200-50x)=0
We add all the numbers together, and all the variables
50x-(-50x+1.2)+400=0
We get rid of parentheses
50x+50x-1.2+400=0
We add all the numbers together, and all the variables
100x+398.8=0
We move all terms containing x to the left, all other terms to the right
100x=-398.8
x=-398.8/100
x=-3+35.285714285714/35.714285714286

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