Which of these is a two-step equation? A.X+ 9 = 21 B.x= 11+2 C.2x + 9 = 21 D.x/3 = 9 Question Which of these is a two-step equation? A.X+ 9 = 21 B.x= 11+2 C.2x + 9 = 21 D.x/3 = 9 in progress 0 Math Ivy 2 months 2021-10-14T07:59:02+00:00 2021-10-14T07:59:02+00:00 2 Answers 0 views 0

## Answers ( )

Answer: C

Explanation:

x+9=21

x=12

x=11+2

x=13

2x+9=21

2x=12

x=6

x/3=9

x=27

The answer would be C

2x + 9 = 21

1. 2x = 12

2. x = 6