3x+15+10x+9=90

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Solution for 3x+15+10x+9=90 equation: 



3x+15+10x+9=90

We move all terms to the left:

3x+15+10x+9-(90)=0

We add all the numbers together, and all the variables

13x-66=0

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

13x=66

x=66/13

x=5+1/13

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