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Simplifying
9x2 + -75 = 25
Reorder the terms:
-75 + 9x2 = 25
Solving
-75 + 9x2 = 25
Solving for variable 'x'.
Move all terms containing x to the left, all other terms to the right.
Add '75' to each side of the equation.
-75 + 75 + 9x2 = 25 + 75
Combine like terms: -75 + 75 = 0
0 + 9x2 = 25 + 75
9x2 = 25 + 75
Combine like terms: 25 + 75 = 100
9x2 = 100
Divide each side by '9'.
x2 = 11.11111111
Simplifying
x2 = 11.11111111
Take the square root of each side:
x = {-3.333333333, 3.333333333}
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