Q246: Simplify.<br>- <span class="ql-formula" data-value="4[16+4(5+5)]"><span class="katex"><span class="katex-mathml"><math
Q247: Evaluate <span class="ql-formula" data-value="-x"><span class="katex"><span
Q248: Simplify.<br>- <span class="ql-formula" data-value="-2.1-(-13.1)-(-8.7)"><span class="katex"><span class="katex-mathml"><math
Q249: Solve the problem.<br>-In Smithville, there were
Q250: Write an equivalent expression. Use an
Q252: Evaluate <span class="ql-formula" data-value="-(-x)"><span class="katex"><span
Q253: Simplify.<br>- <span class="ql-formula" data-value="15+(-18)+13+(-3)+8+(-20)"><span class="katex"><span class="katex-mathml"><math
Q254: Subtract.<br>- <span class="ql-formula" data-value="-0.57-8"><span class="katex"><span class="katex-mathml"><math
Q255: Subtract.<br>- <span class="ql-formula" data-value="-11-(-11)"><span class="katex"><span class="katex-mathml"><math
Q256: Provide an appropriate response.<br>-Choose the expression