Answer:
deduction affect her tax liability = $48
Explanation:
given data
tax bracket = 12 %
tax deduction = $400
to find out
deduction affect her tax liability
solution
we get here deduction affect her tax liability that will be express as
deduction affect her tax liability = tax bracket × tax deduction ...............1
put here value we get
deduction affect her tax liability = 12 % × $400
deduction affect her tax liability = $48
so tax liability will decrease by $48 here only credits offset tax liability per dollar