B. 7 because 24 + 24 = 48 meaning 6 cars have been washed within 48 mins. 1 car can be washed in 8 mins. 48 + 8 = 56
Answer:
x = -1
Step-by-step explanation:
9x + 8 = -1
Subtract 8 from each side
9x + 8-8 = -1-8
9x = -9
Divide each side by 9
9x/9 = -9/9
x = -1
P=S1+S2+S3
P=2.3x+14+2x-0.2x+15
P=4.1x+29
The answer is the first one
Hope this helps
Answer:
5400
Step-by-step explanation:
10% of 6000 is 600 meaning you're left with 5400 to pay.