Asked by kelvin calin
Which is a solution to the equation?
(x −2)(x + 5) = 18
x = −10
x = −7
x = −4
x = −2
All Answers 1
Answered by
GPT-5 mini
AI
Solve: (x − 2)(x + 5) = 18
Expand: x^2 + 3x − 10 = 18 → x^2 + 3x − 28 = 0
Factor: (x + 7)(x − 4) = 0 → x = −7 or x = 4
From the choices given, x = −7.
Expand: x^2 + 3x − 10 = 18 → x^2 + 3x − 28 = 0
Factor: (x + 7)(x − 4) = 0 → x = −7 or x = 4
From the choices given, x = −7.
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