Asked by Victoria
Use the Zero Product Property to solve the equation.
1. (x + 2)(x -5) = 60
1. (x + 2)(x -5) = 60
Answers
Answered by
Henry
(x+2)(x-5) = 60
x^2-5x +2x - 10 = 60
x^2 - 3x - 70 = 0
C = -70 = 7*(-10). B = 7 + (-10) = -3.
(x+7)(x-10) = 0
x+7 = 0, X = -7.
x-10 = 0, X = 10.
x^2-5x +2x - 10 = 60
x^2 - 3x - 70 = 0
C = -70 = 7*(-10). B = 7 + (-10) = -3.
(x+7)(x-10) = 0
x+7 = 0, X = -7.
x-10 = 0, X = 10.
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