I know that x=9 not sure the rest but you could ask a tutor

≈1.41
12 x 1.41=<span>16.92</span>
Answer:
number 1 option
Step-by-step explanation:
Sierra
10p + 5s = 115
Amy
1p + 3s = 34
Hi! So, the one that doesn't belong is a) y = 4x.
I think that this doesn't belong because every other option has a number after the variable (I forget the exact term for it but it's like +7, +4, and -1 for the rest of the options)
Please let me know how I can further help you :)
(