Answer:
3 times (3x)
Step-by-step explanation:
Sandra raised 15 dollars.
Nita raised 45
45 divided by 15 is 3
3 * 15 = 45
1 1/4 miles
3/4 + 2/4 (1/2 = 2/4) = 5/4 = 1 1/4
7/5, y = -3/10