Answer:
72000 miles.
Step-by-step explanation:
Because we know each tire has been on the car for the same number of miles which means 1 tire can travel :4/5*90000 = 72000 miles.
It the property of distributive
Answer:
45
Step-by-step explanation:
Substitute i = 1, 2, 3, 4, 5 into the expression and sum the terms
3(1) + 3(2) + 3(3) + 3(4) + 3(5)
= 3 + 6 + 9 + 12 + 15
= 45
Answer:
-12
Step-by-step explanation:
Convert the mixed number to an improper fraction.
-2 =
To divide, just multiply by the reciprocal.
So -2 ÷ becomes ÷
Now you can multiply straight across.
× =
And simplify.
= -12
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