5M^2+4=129

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Solution for 5M^2+4=129 equation: 


Simplifying
5M2 + 4 = 129

Reorder the terms:
4 + 5M2 = 129

Solving
4 + 5M2 = 129

Solving for variable 'M'.

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

Add '-4' to each side of the equation.
4 + -4 + 5M2 = 129 + -4

Combine like terms: 4 + -4 = 0
0 + 5M2 = 129 + -4
5M2 = 129 + -4

Combine like terms: 129 + -4 = 125
5M2 = 125

Divide each side by '5'.
M2 = 25

Simplifying
M2 = 25

Take the square root of each side:
M = {-5, 5}

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