Speed=distance/time
distance=176km
time=2hr
speed=176km/2hr=88km/1hr
88kmph
1 gallon cost $15
1 quarts cost $4
1 quarts = 1/4 gallon
15x for number of gallon cans
2 cans at $4 each = $8
15x + 8 = 53
Subtract 8 from both sides:
15x = 53-8
15x = 45
Divide both sides by 15:
x = 45/15
x = 3
She bought 3 gallon cans of paint
Plus she bought 2 quart cans, which is equal to a half gallon.
She bought a total of 3.5 gallons of paint.
B) 48 is your answer
Hope this helps!!
Answer:
If you simplify it you get d^2-4d
Step-by-step explanation:
