7(x-10)2-15=13

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Solution for 7(x-10)2-15=13 equation: 



7(x-10)2-15=13

We move all terms to the left:

7(x-10)2-15-(13)=0

We add all the numbers together, and all the variables

7(x-10)2-28=0

We multiply parentheses

14x-140-28=0

We add all the numbers together, and all the variables

14x-168=0

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

14x=168

x=168/14

x=12

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