5.5-(3b-15)=

Solution for 5.5-(3b-15)= equation:

Simplifying
5.5 + -1(3b + -15) = 0

Reorder the terms:
5.5 + -1(-15 + 3b) = 0
5.5 + (-15 * -1 + 3b * -1) = 0
5.5 + (15 + -3b) = 0

Combine like terms: 5.5 + 15 = 20.5
20.5 + -3b = 0

Solving
20.5 + -3b = 0

Solving for variable 'b'.

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

Add '-20.5' to each side of the equation.
20.5 + -20.5 + -3b = 0 + -20.5

Combine like terms: 20.5 + -20.5 = 0.0
0.0 + -3b = 0 + -20.5
-3b = 0 + -20.5

Combine like terms: 0 + -20.5 = -20.5
-3b = -20.5

Divide each side by '-3'.
b = 6.833333333

Simplifying
b = 6.833333333