Answer:
x=y+15 .......
Step-by-step explanation:
x is equal to Cesar's dog and y is Hector
Answer:
17.5 milies
Step-by-step explanation:
80/4
=20/1
This means that Ivan can walk 1 mile in 20 minutes
To figure out how many miles Ivan can walk in 345 if she continues at that pace you divide 345 by 20
345/20 = 17.5
This means Ivan can walk 17.5 milies in 345 minutes
-3n-7+(-6n)+1 = 0
-3n-7-6n+1 = 0
-9n-6 = 0
So, -9n-6
16
––
30
because there are 30 inches in all and 16 out of the 30 are concrete