Show that x = -2 is a solution of 3x² + 13x + 14 = 0

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S Waye asked May 21, 2022

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Show that x = -2 is a solution of 3x² + 13x + 14 = 0

Mathematics
high-school

S Waye asked May 21, 2022

by S Waye

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1 Answer

22 votes

Answer:

x= -2 is correct answer

Explanation:

3(-2×-2)+13(-2)+14=0

3(4)+13(-2)+14=0

12+(-26)+14=0

12-26+14=0

12+14-26=0

26-26=0

0=0

JoeHz answered May 27, 2022

by JoeHz

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