-4=0(4)+b

Solution for -4=0(4)+b equation:

Simplifying
-4 = 0(4) + b

Multiply 0 * 4
-4 = 0 + b

Anything times zero is zero.
-4 = 0 + b
Remove the zero:
-4 = b

Solving
-4 = b

Solving for variable 'b'.

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

Add '-1b' to each side of the equation.
-4 + -1b = b + -1b

Combine like terms: b + -1b = 0
-4 + -1b = 0

Add '4' to each side of the equation.
-4 + 4 + -1b = 0 + 4

Combine like terms: -4 + 4 = 0
0 + -1b = 0 + 4
-1b = 0 + 4

Combine like terms: 0 + 4 = 4
-1b = 4

Divide each side by '-1'.
b = -4

Simplifying
b = -4