Q116: Add.<br>- <span class="ql-formula" data-value="(7 \mathrm{x}-6)+(4 \mathrm{x}-3)"><span
Q117: Solve the problem.<br>-The polynomial <span
Q118: Solve the problem. Express the answer
Q119: Multiply.<br>- <span class="ql-formula" data-value="(5 \mathrm{x}+10)(5 \mathrm{x}-3)"><span
Q120: Subtract.<br>- <span class="ql-formula" data-value="(8 x+9)-(16 x+9)"><span
Q122: Multiply or divide and write scientific
Q123: Multiply.<br>- <span class="ql-formula" data-value="\left(0.1 x^{5}\right)\left(0.8 x^{3}\right)"><span
Q124: Multiply.<br>- <span class="ql-formula" data-value="(-9 y-7)\left(3 y^{2}-y-3\right)"><span
Q125: Collect like terms and then arrange
Q126: Add.<br>- <span class="ql-formula" data-value="\left(9 \mathrm{x}^{8}-7 \mathrm{x}^{3}+3