Question

7(r − 1) = 6(r + 1) please show work

Answer 1

Answer: r−13

Step-by-step explanation:     Step 1.  (7 • (r - 1)) -  6 • (r + 1)

                                                Step 2.  7 • (r - 1) -  6 • (r + 1)

Answer 2

Answer:

r=13

Step-by-step explanation:

7r-7=6r+6

7r-7+7=6r+6+7

7r=6r+13

7r-6r=6r+13-6r

r=13