Question

solve 8r = r + 2 by quadratic equation

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Answer 1

Step-by-step explanation:

8r = r + 2

8r - r = 2

7r = 2

r = 7 / 2

hope I was helpful to u ☺

Answer 2

$8r = r + 2 \\ 8r - r = 2 \\ 7r = 2 \\ r = \frac{2}{7}$