5x^2-7=-72

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Solution for 5x^2-7=-72 equation:


Simplifying
5x2 + -7 = -72

Reorder the terms:
-7 + 5x2 = -72

Solving
-7 + 5x2 = -72

Solving for variable 'x'.

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

Add '7' to each side of the equation.
-7 + 7 + 5x2 = -72 + 7

Combine like terms: -7 + 7 = 0
0 + 5x2 = -72 + 7
5x2 = -72 + 7

Combine like terms: -72 + 7 = -65
5x2 = -65

Divide each side by '5'.
x2 = -13

Simplifying
x2 = -13

Reorder the terms:
13 + x2 = -13 + 13

Combine like terms: -13 + 13 = 0
13 + x2 = 0

The solution to this equation could not be determined.

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