Boots + (Boots * Tax %) < $50 budget
$45 + ($45 * 8%) < $50
45 + (45 * 0.08) < 50
45 + 3.60 < 50
48.60 < 50
Subtract the total boot cost from the total budgeted amount.
= 50 - 48.60
= $1.40 under budget
ANSWER: She will be $1.40 under budget.
Hope this helps! :)