9x^2-12+4=17

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Solution for 9x^2-12+4=17 equation:


Simplifying
9x2 + -12 + 4 = 17

Reorder the terms:
-12 + 4 + 9x2 = 17

Combine like terms: -12 + 4 = -8
-8 + 9x2 = 17

Solving
-8 + 9x2 = 17

Solving for variable 'x'.

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

Add '8' to each side of the equation.
-8 + 8 + 9x2 = 17 + 8

Combine like terms: -8 + 8 = 0
0 + 9x2 = 17 + 8
9x2 = 17 + 8

Combine like terms: 17 + 8 = 25
9x2 = 25

Divide each side by '9'.
x2 = 2.777777778

Simplifying
x2 = 2.777777778

Take the square root of each side:
x = {-1.666666667, 1.666666667}

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