M^2+7=78

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Solution for M^2+7=78 equation: 


Simplifying
M2 + 7 = 78

Reorder the terms:
7 + M2 = 78

Solving
7 + M2 = 78

Solving for variable 'M'.

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

Add '-7' to each side of the equation.
7 + -7 + M2 = 78 + -7

Combine like terms: 7 + -7 = 0
0 + M2 = 78 + -7
M2 = 78 + -7

Combine like terms: 78 + -7 = 71
M2 = 71

Simplifying
M2 = 71

Take the square root of each side:
M = {-8.426149773, 8.426149773}

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