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Simplifying
9x2 + -5 = 2
Reorder the terms:
-5 + 9x2 = 2
Solving
-5 + 9x2 = 2
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 + 9x2 = 2 + 5
Combine like terms: -5 + 5 = 0
0 + 9x2 = 2 + 5
9x2 = 2 + 5
Combine like terms: 2 + 5 = 7
9x2 = 7
Divide each side by '9'.
x2 = 0.7777777778
Simplifying
x2 = 0.7777777778
Take the square root of each side:
x = {-0.881917104, 0.881917104}
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