Question

Which of the following are solutions to the equation below?

Check all that apply.

24x2 - 47x + 20 = 0

A. x =
B. x = 8
C. x =
D. x = 4
E. x =
F. x =

Answer 1

@welshfella i dont how to do it with fractions

Answer 2

this is a tricky one to factor - even if it will factor.
Try the substitution method for each option

Answer 3

plug in the options for x?

Answer 4

x = 3/4

24(3/4)^2 - 47(3/4) + 20
- and check if it comes to 0.
use ur calculator.

Answer 5

yes

Answer 6

3/4 came out to -1.75 so thats not it

Answer 7

4/3 worked it came out to 0

Answer 8

yes thats correct

Answer 9

and 5/8 worked

Answer 10

it factors to (8x - 5)(3x - 4) = 0

so x = 3/4 , 5/8
yes

Answer 11

4/3?

Answer 12

sorry 4/3

Answer 13

tyvm

Answer 14

yw