All of the following are equivalent, except _. 3x

2x^2

x(2 + 1)

2x + x

ruth is 6 years old

step-by-step explanation:

6 + 24 = 30,   so 6/30 = .2  

if you do 1/5 it also equals .2, so that is the answer.

1/2*qr*rs

step-by-step explanation:

i believe it is d.) buddhism and e.) hinduism