40=8(5+b)

Solution for 40=8(5+b) equation:

Simplifying
40 = 8(5 + b)
40 = (5 * 8 + b * 8)
40 = (40 + 8b)

Add '-40' to each side of the equation.
40 + -40 = 40 + -40 + 8b

Combine like terms: 40 + -40 = 0
0 = 40 + -40 + 8b

Combine like terms: 40 + -40 = 0
0 = 0 + 8b
0 = 8b

Solving
0 = 8b

Solving for variable 'b'.

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

Add '-8b' to each side of the equation.
0 + -8b = 8b + -8b
Remove the zero:
-8b = 8b + -8b

Combine like terms: 8b + -8b = 0
-8b = 0

Divide each side by '-8'.
b = 0

Simplifying
b = 0