Question

Solve for r. ( geometry )

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Answer 1

r i r

Explanation:

Answer 2

-2

Explanation:

First, distribute. 12r + 16 = -16r - 40

Then get r on one side by adding 16r to both sides then subtracting 16 from both sides. 28r = -56

Finally, divide by 28 on both sides to get r by itself.

r = -2