Math, asked by skhan41176, 2 months ago

Which variable is used in the equation 4x + 9 = 21

Answers

Answered by XxPinkWinexX

5

ᴄᴏʀʀᴇᴄᴛ ǫᴜᴇsᴛɪᴏɴ :-

ᴡʜɪᴄʜ ᴠᴀʀɪᴀʙʟᴇ ɪs ᴜsᴇᴅ ɪɴ ᴛʜɪs ᴇǫᴜᴀᴛɪᴏɴ 4x + 9 = 21

ᴄᴏʀʀᴇᴄᴛ ᴀɴsᴡᴇʀ :-

x = 3

4x + 9 = 21

4x= 21-9

4x = 12

x = 12/4

x =3

ᴀɴsᴡᴇʀᴇᴅ ʙʏ :-

ᴘɪɴᴋ_ᴡɪɴᴇ⚡

Answered by plhamsini

6

Answer:

x = 3

Step-by-step explanation:

4x + 9 =21

4x = 21-9

4x = 12

x = 12/4

x= 3

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