1200+40x=2700-30x

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Solution for 1200+40x=2700-30x equation: 



1200+40x=2700-30x

We move all terms to the left:

1200+40x-(2700-30x)=0

We add all the numbers together, and all the variables

40x-(-30x+2700)+1200=0

We get rid of parentheses

40x+30x-2700+1200=0

We add all the numbers together, and all the variables

70x-1500=0

We move all terms containing x to the left, all other terms to the right

70x=1500

x=1500/70

x=21+3/7

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