Explain how to determine the number of solutions using the coefficients and constants.
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ᴇᴀᴄʜ ᴛᴇʀᴍ ɪɴ ᴀɴ ᴀʟɢᴇʙʀᴀɪᴄ ᴇxᴘʀᴇssɪᴏɴ ɪs sᴇᴘᴀʀᴀᴛᴇᴅ ʙʏ ᴀ + sɪɢɴ ᴏʀ ᴊ sɪɢɴ. ɪɴ , ᴛʜᴇ ᴛᴇʀᴍs ᴀʀᴇ: x, ʏ, ᴀɴᴅ . ᴡʜᴇɴ ᴀ ᴛᴇʀᴍ ɪs ᴍᴀᴅᴇ ᴜᴘ ᴏғ ᴀ ᴄᴏɴsᴛᴀɴᴛ ᴍᴜʟᴛɪᴘʟɪᴇᴅ ʙʏ ᴀ ᴠᴀʀɪᴀʙʟᴇ ᴏʀ ᴠᴀʀɪᴀʙʟᴇs, ᴛʜᴀᴛ ᴄᴏɴsᴛᴀɴᴛ ɪs ᴄᴀʟʟᴇᴅ ᴀ ᴄᴏᴇғғɪᴄɪᴇɴᴛ. ɪɴ ᴛʜᴇ ᴛᴇʀᴍ x, ᴛʜᴇ ᴄᴏᴇғғɪᴄɪᴇɴᴛ ɪs .
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