Question

sᴏʟᴠᴇ ᴛʜᴇ ғᴏʟʟᴏᴡɪɴɢ ʟɪɴᴇᴀʀ ᴇǫᴜᴀᴛɪᴏɴs ᴘʟᴢ ᴀɴsᴡᴇʀ ᴛʜɪs ǫᴜᴇsᴛɪᴏɴ ᴡɪᴛʜ ᴘɪᴄ ᴀɴᴅ ᴅᴏɴ'ᴛ sᴇɴᴅ ᴜ s ᴇ ʟ ᴇ s s ᴀɴsᴡᴇʀs​

Answer 1

Step-by-step explanation:

6n-9n+10n/12=21

7n=21*12

n=21*12/7

n=36

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Answer 2

Answer:

n = 36

Step-by-step explanation:

$\frac{n}{2} -\frac{3n}{4} +\frac{5n}{6} =21$

$\frac{6n-9n+10n}{12} =21$

$\frac{7n}{12} =21$

$7n = 21 (12)$

$7n = 252$

$n = 252/7$

$n=36$

Hope it helps