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gogolik [260]
3 years ago
7

17 = 9 + 2r r = what

Mathematics
2 answers:
Simora [160]3 years ago
7 0

Answer:

r = 4

Step-by-step explanation:

17 = 9 + 2r   subtract both sides by 9

8 = 2r          divide both sides by 2

4 = r

Alex787 [66]3 years ago
4 0

Answer:

r=4

Step-by-step explanation:

You have to get r on one side so you subtract nine on both sides to get rid of it so 8=2r

then you divide 2 m both sides and r=4

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