7x^2-12=23

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Solution for 7x^2-12=23 equation:


Simplifying
7x2 + -12 = 23

Reorder the terms:
-12 + 7x2 = 23

Solving
-12 + 7x2 = 23

Solving for variable 'x'.

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

Add '12' to each side of the equation.
-12 + 12 + 7x2 = 23 + 12

Combine like terms: -12 + 12 = 0
0 + 7x2 = 23 + 12
7x2 = 23 + 12

Combine like terms: 23 + 12 = 35
7x2 = 35

Divide each side by '7'.
x2 = 5

Simplifying
x2 = 5

Take the square root of each side:
x = {-2.236067978, 2.236067978}

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