Calculate the rate of temperature change for the area receiving 90° angle of insolation for 9 minutes, starting at time 0 minutes.

560

hope this : )

the answer is the third / last answer

step-by-step explanation:

step-by-step explanation:

step 1: solve one of the equations for one of the variables. let's solve the first equation for y:

step 2: substitute that equation into the other equation, and solve for x.

step 3: substitute x = 4 x = 4 x=4 into one of the original equations, and solve for y.