25m^2+3-7=0

Solution for 25m^2+3-7=0 equation:

Simplifying
25m2 + 3 + -7 = 0

Reorder the terms:
3 + -7 + 25m2 = 0

Combine like terms: 3 + -7 = -4
-4 + 25m2 = 0

Solving
-4 + 25m2 = 0

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 + 25m2 = 0 + 4

Combine like terms: -4 + 4 = 0
0 + 25m2 = 0 + 4
25m2 = 0 + 4

Combine like terms: 0 + 4 = 4
25m2 = 4

Divide each side by '25'.
m2 = 0.16

Simplifying
m2 = 0.16

Take the square root of each side:
m = {-0.4, 0.4}