Answer:
3 times (3x)
Step-by-step explanation:
Sandra raised 15 dollars.
Nita raised 45
45 divided by 15 is 3
3 * 15 = 45
Answer:

Step-by-step explanation:
Your Welcome!
170,000 square kilometers, divide by 10, or take off a 0
Answer:
5
Step-by-step explanation:
Edge i think dont quote me on this plz
Answer:
y = (7 - x) / 2
Step-by-step explanation:
You isolate the y by subtracting the x
2y = 7 - x
and then you divide by two to get the answer to y
(7 - x) / 2