princeyoonie princeyoonie

10-09-2020
Mathematics

contestada

I am confused. what is 5r– 7 = 2r+ 14

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katelynnz2 katelynnz2

10-09-2020

Answer:

r=7

Step-by-step explanation:

5r-7=2r+14

add sevento both sides

5r=2r+21

Subtract 2r from both sides.

3r=21

divide both sides by 3

r=7

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