15x+9=90

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Solution for 15x+9=90 equation: 



15x+9=90

We move all terms to the left:

15x+9-(90)=0

We add all the numbers together, and all the variables

15x-81=0

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

15x=81

x=81/15

x=5+2/5

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