16x^2-56=-7

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Solution for 16x^2-56=-7 equation:


Simplifying
16x2 + -56 = -7

Reorder the terms:
-56 + 16x2 = -7

Solving
-56 + 16x2 = -7

Solving for variable 'x'.

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

Add '56' to each side of the equation.
-56 + 56 + 16x2 = -7 + 56

Combine like terms: -56 + 56 = 0
0 + 16x2 = -7 + 56
16x2 = -7 + 56

Combine like terms: -7 + 56 = 49
16x2 = 49

Divide each side by '16'.
x2 = 3.0625

Simplifying
x2 = 3.0625

Take the square root of each side:
x = {-1.75, 1.75}

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