Jacqueline has two part time jobs. She earns $15 per hour, l, working as a lab assistant, and $12 per hour,s, working as a cashier. This is modeled by 15l+12g. Evaluate for l=5 and g=7 to find how much money Jacqueline will earn at her two jobs this week.

Answer 1

To find how much Jacqueline will earn at her two jobs this week, we substitute l=5 and g=7 into the expression 15l+12g:
15(5)+12(7)=75+84=<<15*5+12*7=159>>159
Therefore, Jacqueline will earn $159 at her two jobs this week. Answer: \boxed{159}.