D
He washes 60 sq ft in 1/4 of an hour. Multiply 60 by 4 and you get 240 per hour
Answer:
x = -3
Step-by-step explanation:
-7X + 6= 27
Subtract 6 from each side
-7x +6-6 = 27 -6
-7x = 21
divide each side by -7
-7x/-7 = 21/-7
x = -3
Answer:
C
Step-by-step explanation:

Therefore, the correct answer is choice C. Hope this helps!
Answer:
The relative change from 6546 and 4392 is 49.04
Step-by-step explanation: