Oliviakeith Oliviakeith

07-05-2020
Mathematics

contestada

Which of these is a two-step equation?
A.X+ 9 = 21
B.x= 11+2
C.2x + 9 = 21
D.x/3 = 9

Respuesta :

Itzpanda12 Itzpanda12

07-05-2020

The answer would be C
2x + 9 = 21
1. 2x = 12
2. x = 6

Answer Link

Snowphie101 Snowphie101

07-05-2020

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

Answer Link

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