2 years ago

8x + 12 = 4r - 16 find r

Mathematics

1 answer:

Luda [366]2 years ago

8 0

Answer:

r = 2x + 7

Step-by-step explanation:

get r on one side

8x + 12 + 16 = 4r

divide both sides by 4 to get r by itself

8x/4 + 12/4 + 16/4 = 4r/4

2x + 3 + 4 = r

2x + 7 = r

r = 2x + 7

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