9x^2-10=-1

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Solution for 9x^2-10=-1 equation: 


Simplifying
9x2 + -10 = -1

Reorder the terms:
-10 + 9x2 = -1

Solving
-10 + 9x2 = -1

Solving for variable 'x'.

Move all terms containing x to the left, all other terms to the right.

Add '10' to each side of the equation.
-10 + 10 + 9x2 = -1 + 10

Combine like terms: -10 + 10 = 0
0 + 9x2 = -1 + 10
9x2 = -1 + 10

Combine like terms: -1 + 10 = 9
9x2 = 9

Divide each side by '9'.
x2 = 1

Simplifying
x2 = 1

Take the square root of each side:
x = {-1, 1}

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