Home > GC > Chapter 10 > Lesson 10.2.2 > Problem 10-73
10-73.
Substitute the solutions into the equation. Are the answers correct?
Rewrite the equation.
w² + 2w − 15 = 9
w² + 2w − 24 = 0
Factor the equation.
(w + 6)(w − 4) = 0
w = −6, 4
Substitute the solutions into the equation. Are the answers correct?
Rewrite the equation.
w² + 2w − 15 = 9
w² + 2w − 24 = 0
Factor the equation.
(w + 6)(w − 4) = 0
w = −6, 4