40-3x=70-15x

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Solution for 40-3x=70-15x equation:



40-3x=70-15x
We move all terms to the left:
40-3x-(70-15x)=0
We add all the numbers together, and all the variables
-3x-(-15x+70)+40=0
We get rid of parentheses
-3x+15x-70+40=0
We add all the numbers together, and all the variables
12x-30=0
We move all terms containing x to the left, all other terms to the right
12x=30
x=30/12
x=2+1/2

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