Mark the correct alternative in the following:
If 
, then the value of r is
r – 6 + 3r + 1 = 43 ( nCx = nCy ⇒ n = x + y or x = y )
4r – 5 = 43
4r = 48
r = 12
1
Mark the correct alternative in the following:
If , then the value of r is
r – 6 + 3r + 1 = 43 ( nCx = nCy ⇒ n = x + y or x = y )
4r – 5 = 43
4r = 48
r = 12