7m^2+6=643

Solution for 7m^2+6=643 equation:

Simplifying
7m2 + 6 = 643

Reorder the terms:
6 + 7m2 = 643

Solving
6 + 7m2 = 643

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 + 7m2 = 643 + -6

Combine like terms: 6 + -6 = 0
0 + 7m2 = 643 + -6
7m2 = 643 + -6

Combine like terms: 643 + -6 = 637
7m2 = 637

Divide each side by '7'.
m2 = 91

Simplifying
m2 = 91

Take the square root of each side:
m = {-9.539392014, 9.539392014}