Answer:
12 feet
Step-by-step explanation:
1)
x+10<-7
bring 10 to the other side
x<-10-7
x<-17
2)
-3x-4>5
bring -4 to the other side
-3x>9
divide -3 at the other side, since it is negative it changes to less than
x<-3
Answer:
4.5 feet of pipe after he cuts it
Step-by-step explanation:
You multiply 2 by 36 to get inches then subtract 18 which is 54 inches and then you divide by 12 to turn it into feet and you get 4.5