M^2-8=56

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Solution for M^2-8=56 equation: 


Simplifying
M2 + -8 = 56

Reorder the terms:
-8 + M2 = 56

Solving
-8 + M2 = 56

Solving for variable 'M'.

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

Add '8' to each side of the equation.
-8 + 8 + M2 = 56 + 8

Combine like terms: -8 + 8 = 0
0 + M2 = 56 + 8
M2 = 56 + 8

Combine like terms: 56 + 8 = 64
M2 = 64

Simplifying
M2 = 64

Take the square root of each side:
M = {-8, 8}

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