Hey I’m sorry but I do not know the answer.
Answer:
x = ±3√2
or in decimal:
x = ±4.24
Step-by-step explanation:
x² = 18
x = ±√18
= ±√2√9
= ±3√2
Not exactly sure but I think it's false hope this helps
Cherry pie is $ C.
Pumpkin pie is $ P.
C + 9P =60 -------> C=60 - 9P
11C+4P = 90
11(60 - 9P) +4P=90
660 - 99P + 4P = 90
-95P = -570
P =570/95 = 6
P=6
C=60-9*P=60 - 9*6= 60-54=6
C=6
Answer: 1 cherry pie -$6, 1 pumpkin pie - $6.
Check:
11C+4P = 90 , 11*6 +4*6 =90, 66+24=90, 90=90 True
