(7x+9)2=100

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Solution for (7x+9)2=100 equation:



(7x+9)2=100
We move all terms to the left:
(7x+9)2-(100)=0
We multiply parentheses
14x+18-100=0
We add all the numbers together, and all the variables
14x-82=0
We move all terms containing x to the left, all other terms to the right
14x=82
x=82/14
x=5+6/7

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