IDNStudy.com, ang iyong mapagkukunan ng mabilis at eksaktong mga sagot. Alamin ang mga detalyadong sagot sa iyong mga tanong mula sa aming malawak na kaalaman sa mga eksperto.

The current temperature is –7°C. The high temperature yesterday was as many degrees above 0°C as the current temperature is below 0°C. What expression can be used to find the number of degrees between the current temperature and yesterday’s high temperature?

Sagot :

let x be the current temperature
     y be the temperature yesterday

y = 0 + lxl
 y is 0 plus the absolute value of x