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luda_lava [24]
3 years ago
5

Solve for r. 19 = 7 − –3r

Mathematics
2 answers:
FinnZ [79.3K]3 years ago
5 0

Answer:

4

Step-by-step explanation:

19 = 7 + 3r

12 = 3r

4 = r

user100 [1]3 years ago
3 0

Answer:

r = 4

Step-by-step explanation:

19 = 7 - -3r

19 = 7 + 3r

Then you do Inverse Operations So you have to Subtract

19 - 7 = 12

12 = 3r

Then you do Inverse Operation So you have to Divide

12/3 = 4

So

19 = 7 - -3(4)

So Let's Make Sure That It Is Correct

19 = 7 - -3(4)

19 = 7 - -12

19 = 7 + 12

So 4 Is The Correct Answer

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