Answer:
I agree, also i think the answer is 15 :)
Step-by-step explanation:
A
work out price of each for one bottle
A) $12.60 ÷ 7 = $1.80
B) $10.98 ÷ 6 = $1.83
C) $18.10 ÷ 10 = $1.81
D) $16.38 ÷ 9 = $2.82
we can clearly see that A is the cheapest
4x+3=2x+27
4x-2x=27-3
2x=24
x=24/2
x=12
try this answer: 72
