C. First person -hellobrains

Add 7 to both sides

At the left hand side 7 will cancel 7
At the right hand side 7 will add up

Divide through by 2

simplify the fraction

24.60 - 8.25 + 11.50 = 30
16.35 + 11.50 = 30
27.85 <span>≠ </span>30
Alicia does not have $30, she needs to earn 2.15 more dollars