Answer: 6
Step-by-step explanation:
To get 3/4 miles to 1 mile we must take the reciprocal of the number and multiply it.
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We need to multiply the 4 1/2 ounces by 4/3 too
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4 1/2 ounces per 3/4 miles
6 ounces per 1 mile
Answer is R+10
you have to distribute the + into -5 which will still be -5r and you keep the 10