3(5x+7)=99

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Solution for 3(5x+7)=99 equation: 



3(5x+7)=99

We move all terms to the left:

3(5x+7)-(99)=0

We multiply parentheses

15x+21-99=0

We add all the numbers together, and all the variables

15x-78=0

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

15x=78

x=78/15

x=5+1/5

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