1:150 = 3: x
3 x 150 = 450
p mark branlist
Answer: y = -1.5+3x
Step-by-step explanation:
Answer:
$12
1.5x = 7.5 (a)
If Billy has $7.50 remaining, then he can buy x no. of boxes.
Each box costs $1.50
So, 1.5x = 7.5