Math, asked by abc19170, 4 months ago

adding 9 to twice a whole number gives 21
pls tell fast!!!

Answers

Answered by profdambaldor

0

Answer:

6

Step-by-step explanation:

Answered by Virtualbrainy

0

6

Step-by-step explanation:

9 + 2x = 21

2x = 21-9

2x= 12

x=12/2

x= 6

hope you learnt

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