Question

Lois and Clark own a company that sells wagons. The amount they pay each of their sales employees (in dollars) is by given by the expression 12h+30w where h is the number of hours worked and w is the number of wagons sold. What is the amount paid to an employee who works 6 hours and sells 3 wagons?

Answer 1

12 (6)+30 (3)
72+90
=162
They pay them $162/hour

Answer 2

12×6+30×3
12×6=72
30×3=90
72+90=
$162