if someone sells 500$ of merchandise a month, they earn 390, if they sell 1000 of mechendise, they earn 480, ow much do they earn if they sell 2400 of merchandise

Question

help!!! me i dont understand

Answer 1

????????????? "ern" ?????????? maebee yu tri tu impli sumwon get PpAED ????

maebee yu tri tu hint it be s strate line ??????????

yu hav 2 points & want a strate line thru it ????????

delta sale=1000-500=500$

delta "ern"=480-390=90$

slope=dy/dx=90/500=0.18

projekt bak tu sell=0 & yu get pae=300$ wen sell=0

thus, ae=300$+0.18*sell