[tex]\begin{gathered} \text{The totall bill of the blanket and the pillow without tax is} \\ 22+8=30 \\ \text{ That is \$30 dollars, if we include tax, then} \\ 30+30\cdot0.075=30+2.25 \\ =32.25 \\ \\ \text{ The total bill including tax is \$32.25} \end{gathered}[/tex]