Solve the problem.
-Suppose y = mx + b is a mathematical model for actual time as a function of estimated time, where y represents actual time and x represents estimated time and m and b are constants. If m = 2 and B = -1.2, find y when x is 30 min.
A)32.4 min
B)58.8 min
C)61.2 min
D)27.6 min

Question

Quizplus · Accepted Answer

Given the equation y = mx + b, with m = 2 and b = -1.2, and x = 30, we substitute these values into the equation to find y: y = 2(30) + (-1.2) = 60 - 1.2 = 58.8.

Solve the Problem. -Suppose Y = Mx + B Is a Mathematical Model