Answer:
x = -4
y = -12
Step-by-step explanation:
Since y is 3x,
3x = 2x - 4
On solving we get x as -4
Substitute x and we get y as -12
the scale is x4
because 10x4=40
11x4=44
18x4=72
you multiply by 4 on all of them
Answer: x=10
Step-by-step explanation:
Answer:
$182.60
Step-by-step explanation: