(x+39)+2x=90

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Solution for (x+39)+2x=90 equation:



(x+39)+2x=90
We move all terms to the left:
(x+39)+2x-(90)=0
We add all the numbers together, and all the variables
2x+(x+39)-90=0
We get rid of parentheses
2x+x+39-90=0
We add all the numbers together, and all the variables
3x-51=0
We move all terms containing x to the left, all other terms to the right
3x=51
x=51/3
x=17

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