(m-3)2=64

Solution for (m-3)2=64 equation:

Simplifying
(m + -3) * 2 = 64

Reorder the terms:
(-3 + m) * 2 = 64

Reorder the terms for easier multiplication:
2(-3 + m) = 64
(-3 * 2 + m * 2) = 64
(-6 + 2m) = 64

Solving
-6 + 2m = 64

Solving for variable 'm'.

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

Add '6' to each side of the equation.
-6 + 6 + 2m = 64 + 6

Combine like terms: -6 + 6 = 0
0 + 2m = 64 + 6
2m = 64 + 6

Combine like terms: 64 + 6 = 70
2m = 70

Divide each side by '2'.
m = 35

Simplifying
m = 35