15-3x=20+x

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Solution for 15-3x=20+x equation:



15-3x=20+x
We move all terms to the left:
15-3x-(20+x)=0
We add all the numbers together, and all the variables
-3x-(x+20)+15=0
We get rid of parentheses
-3x-x-20+15=0
We add all the numbers together, and all the variables
-4x-5=0
We move all terms containing x to the left, all other terms to the right
-4x=5
x=5/-4
x=-1+1/4

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