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sammybee00
sammybee00 sammybee00
  • 09-01-2017
  • Mathematics
Answered

what value of g makes the equation true (×-3)(×+5)=×2+g×-15. -8. -2. 2. 8

what value of g makes the equation true (×-3)(×+5)=×2+g×-15. -8. -2. 2. 8 class=

Verified Answer :

MissPhiladelphia
MissPhiladelphia MissPhiladelphia
  • 11-01-2017

 (x - 3)(x + 5) = x2 + gx

  • 15



x2 –
3x + 5x -15 = x2 + gx – 15


x2 –
x2 + 2x = gx – 15 + 15

2x =
gx


2 = g



So the
value of g the makes the equation true is 2

 

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Anonymous Anonymous
  • 13-11-2020

Answer:

the answer is 2

Step-by-step explanation:

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