-7-4x^2=-11

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Solution for -7-4x^2=-11 equation: 


Simplifying
-7 + -4x2 = -11

Solving
-7 + -4x2 = -11

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 = -11 + 7

Combine like terms: -7 + 7 = 0
0 + -4x2 = -11 + 7
-4x2 = -11 + 7

Combine like terms: -11 + 7 = -4
-4x2 = -4

Divide each side by '-4'.
x2 = 1

Simplifying
x2 = 1

Take the square root of each side:
x = {-1, 1}

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