kevinnieves30824 kevinnieves30824
  • 07-07-2020
  • Mathematics
contestada

Which of the following are solutions to the equation below?
Check all that apply.
x2 + 4x-9 = 5x + 3
A. -3
B. 5
| C. 2
D. -4
E. 4
F-7

Respuesta :

Stephen46
Stephen46 Stephen46
  • 07-07-2020

Answer:

The answers are options A and E

x² + 4x-9 = 5x + 3

Group like terms

x² + 4x - 5x - 9 - 3 = 0

x² - x - 12 = 0

Using factorization method

(x + 3)( x - 4) = 0

x = - 3 x = 4

Hope this helps

Answer Link
basketballj12
basketballj12 basketballj12
  • 13-05-2022

Answer:

-5 and 2

Step-by-step explanation:

Answer Link

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