If it took 5 hours to clean 10 houses, how many houses could be cleaned in 9 hours?

18 houses

Step-by-step explanation:

First, find out how many houses they can clean in 1 hour.

10/5=2

They can clean 2 houses in 1 hour.

With this information,  you can now multiply the number of houses in 1 hour by 9 hours to find out how many houses are cleaned in 9 hours.

9*2=18

Therefore they can clean 18 houses in 9 hours.

answer: finding the extract measurements and knowing the points

step-by-step explanation:

“a term can be a signed number, a variable, or a constant multiplied by a + sign or j sign. in , the terms are 5x , 3y and 8. when a term is made up of a constant multiplied by a variable or variables, that constant is called a coefficient.” i hope this you.