Lori Cook has developed the following forecasting​ model: ModifyingAbove y with caret ​= 36.0 ​+ 4.50​x, where ModifyingAbove y with caret ​= demand for Kool Air conditioners and x​ = the outside temperature​ (degrees ​Fahrenheit) ​a) When the temperature outside is 70degrees ​F, demand forecast​ = ??? air conditioners​(enter your response as an​ integer).