4x^2-7=137

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Solution for 4x^2-7=137 equation: 


Simplifying
4x2 + -7 = 137

Reorder the terms:
-7 + 4x2 = 137

Solving
-7 + 4x2 = 137

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 + 4x2 = 137 + 7

Combine like terms: -7 + 7 = 0
0 + 4x2 = 137 + 7
4x2 = 137 + 7

Combine like terms: 137 + 7 = 144
4x2 = 144

Divide each side by '4'.
x2 = 36

Simplifying
x2 = 36

Take the square root of each side:
x = {-6, 6}

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