Question

2r+12=39

Answer 1

39-12=27
27/2=13.5

Answer 2

2r + 12 = 39

39 - 12 = 2r

27 = 2r

27/2 = r

18.5 = r

Test it out:

2(18.5) + 12 = 39

27 + 12 = 39

39 = 39

r equals 18.5

Answer 3

the answer would be 13.5 the way to get that is

Answer 4

Ah yes, it is. Ugh, I got confused xD

Yes, it is 13.5 my bad.

Answer 5

R =27/2

Answer 6

which is 13.5 >.>

Answer 7

ok and nobody asked for the attitude or your comment