Question

sanaa earns $12 per hour delivering cakes. she worked for j hours this week.unfortunately, shewas charged $15 for a late delivery on tuesday. solve the expression

Answer 1

$12 per hour means for j amount of hours, she earns $12*j. She was charged $15 once which is static so, we can simply subtract it from the expression. Our final expression is:
$12j - 15$