3=-4*0+m

Solution for 3=-4*0+m equation:

Simplifying
3 = -4 * 0 + m

Multiply -4 * 0
3 = 0 + m

Anything times zero is zero.
3 = 0 + m
Remove the zero:
3 = m

Solving
3 = m

Solving for variable 'm'.

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

Add '-1m' to each side of the equation.
3 + -1m = m + -1m

Combine like terms: m + -1m = 0
3 + -1m = 0

Add '-3' to each side of the equation.
3 + -3 + -1m = 0 + -3

Combine like terms: 3 + -3 = 0
0 + -1m = 0 + -3
-1m = 0 + -3

Combine like terms: 0 + -3 = -3
-1m = -3

Divide each side by '-1'.
m = 3

Simplifying
m = 3