subtract the second from the first 2a+b, a-b
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Answered by
1
Answer:
a-b-(2a-b)
a-b-2a+b
-2a+a
-a
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Answered by
1
Answer:
ɢɪᴠᴇɴ :
ᴛᴏ ꜰɪɴᴅ : ꜱᴜʙᴛʀᴀᴄᴛ ᴛʜᴇ ꜱᴇᴄᴏɴᴅ ᴇxᴘʀᴇꜱꜱɪᴏɴ ꜰʀᴏᴍ ᴛʜᴇ ꜰɪʀꜱᴛ ᴇxᴘʀᴇꜱꜱɪᴏɴ ?
ꜱᴏʟᴜᴛɪᴏɴ :
2ᴀ+ʙ
2ᴀ+ʙ
.
ᴛʜᴇ ꜰɪʀꜱᴛ ᴇxᴘʀᴇꜱꜱɪᴏɴ ɪꜱ
ᴀ-ʙ
ᴀ-ʙ
.
ᴛʜᴇ ꜱᴇᴄᴏɴᴅ ᴇxᴘʀᴇꜱꜱɪᴏɴ ɪꜱ
ꜱᴜʙᴛʀᴀᴄᴛ ᴛʜᴇ ꜱᴇᴄᴏɴᴅ ᴇxᴘʀᴇꜱꜱɪᴏɴ ꜰʀᴏᴍ ᴛʜᴇ ꜰɪʀꜱᴛ ᴇxᴘʀᴇꜱꜱɪᴏɴ ɪꜱ ɢɪᴠᴇɴ ʙʏ,
ᴇ=(2ᴀ + ʙ ) - ( ᴀ - ʙ )
ᴇ=(2ᴀ + ʙ ) - ( ᴀ - ʙ )
ᴇ=2ᴀ + ʙ-ᴀ+ʙ
ᴇ=2ᴀ + ʙ-ᴀ+ʙ
ᴇ=ᴀ+2ʙ
ᴇ=ᴀ+2ʙ
ᴛʜᴇʀᴇꜰᴏʀᴇ, ꜱᴜʙᴛʀᴀᴄᴛ ᴛʜᴇ ꜱᴇᴄᴏɴᴅ ᴇxᴘʀᴇꜱꜱɪᴏɴ ꜰʀᴏᴍ ᴛʜᴇ ꜰɪʀꜱᴛ ᴇxᴘʀᴇꜱꜱɪᴏɴ ɪꜱ
ᴀ+2ʙ
ᴀ+2ʙ
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