Answer:
Step-by-step explanation:

Lets solve for x.
0.8x = 50. - Remember that the jacket was 80% of the original price.
Thus, divide by x.
x = 50 / 0.8
x = 62.5
If 3 is x that means y is -17 so that mean f=-17/3
Answer:
No they are equivalent
Step-by-step explanation:
3/7 =21/35
3/5=21/35
Answer:
40
Step-by-step explanation:
2+2 = 4
4+4 = 8
8+32= 40