Since y=2x+1 does not pass through the origin (i.e. there exists the constant term of 1 ), the variables y and x are not directly proportional - though, they do have a linear relationship.
Answer: 1) $54.74
2) $12.80
Step-by-step explanation:
Interesting think. So sorry if you get it wrong
20% off means you paid only 80% of the original price.
0.8x=40
x=40÷0.8=50
so the original price is 50
Answer:
Answer D
Step-by-step explanation:
