Find the sum or difference (5b-9) - 3 (8-2b)

Simplifying (5b + - 9) + - 3 (8 + - 2b) = 0 Reorder the terms: (-9 + 5b) + - 3 (8 + - 2b) = 0 Remove parenthesis around (-9 + 5b) - 9 + 5b + - 3 (8 + - 2b) = 0 - 9 + 5b + (8 * - 3 + - 2b * - 3) = 0 - 9 + 5b + (-24 + 6b) = 0 Reorder the terms: - 9 + - 24 + 5b + 6b = 0 Combine like terms: - 9 + - 24 = - 33 - 33 + 5b + 6b = 0 Combine like terms: 5b + 6b = 11b - 33 + 11b = 0 Solving - 33 + 11b = 0 Solving for variable 'b'. Move all terms containing b to the left, all other terms to the right. Add '33' to each side of the equation. - 33 + 33 + 11b = 0 + 33 Combine like terms: - 33 + 33 = 0 0 + 11b = 0 + 33 11b = 0 + 33 Combine like terms: 0 + 33 = 33 11b = 33

-3 (8-2b)

-24 + 6b + 5b - 9

-15b + 11b.

Can also be expressed as 11 (b - 3)