There are 40 houses in a neighborhood. Company X provides electricity to 1/8 of the houses. Company Y provides electricity to 2/5 of the houses. Company Z provides electricity to the remaining houses. In the neighborhood, Company Z provides electricity to-?

z = 19

Step-by-step explanation:

40 = x + y + z

40 = (1/8 * 40) + (2/5 * 40) + z

40 - 5 - 16 = z

19 = z

the answer is 31.27mph

step-by-step explanation:

divide, then simplify your answer.

1. make -15.66 ÷   5.8 a fraction. then divide.

2. simplify.  

3. final answer.