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Simplifying
5x2 + -5 = 115
Reorder the terms:
-5 + 5x2 = 115
Solving
-5 + 5x2 = 115
Solving for variable 'x'.
Move all terms containing x to the left, all other terms to the right.
Add '5' to each side of the equation.
-5 + 5 + 5x2 = 115 + 5
Combine like terms: -5 + 5 = 0
0 + 5x2 = 115 + 5
5x2 = 115 + 5
Combine like terms: 115 + 5 = 120
5x2 = 120
Divide each side by '5'.
x2 = 24
Simplifying
x2 = 24
Take the square root of each side:
x = {-4.898979486, 4.898979486}
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