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question:
2r - 13 = -5


Sagot :

Answer:

r = 4

Step-by-step explanation:

2r = 13 + -5

2r = 8

r = 4

Hope that helps!

r=4

2r-13=-5
+13=+13
—————-
2r=8
/2. /2
————-
r=4