3 years ago

Зr + 4 = 12 = Зr What is the answer

Mathematics

1 answer:

pychu [463]3 years ago

8 0

Answer:

r = 8

Step-by-step explanation:

Solve for r:

r + 4 = 12

Subtract 4 from both sides:

r + (4 - 4) = 12 - 4

4 - 4 = 0:

r = 12 - 4

12 - 4 = 8:

Answer: r = 8

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