9x^2+6=42

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Solution for 9x^2+6=42 equation: 


Simplifying
9x2 + 6 = 42

Reorder the terms:
6 + 9x2 = 42

Solving
6 + 9x2 = 42

Solving for variable 'x'.

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

Add '-6' to each side of the equation.
6 + -6 + 9x2 = 42 + -6

Combine like terms: 6 + -6 = 0
0 + 9x2 = 42 + -6
9x2 = 42 + -6

Combine like terms: 42 + -6 = 36
9x2 = 36

Divide each side by '9'.
x2 = 4

Simplifying
x2 = 4

Take the square root of each side:
x = {-2, 2}

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