Expand
\(3(x+5)\)
\(x\)
\(5\)
\(3\)
\(3x\)
\(15\)
\begin{align}3x + 15 \end{align}
\(4(x-3)\)
\(x\)
\(-3\)
\(4\)
\(4x\)
\(-12\)
\begin{align}4x-12 \end{align}
\(2x(x+7)\)
\(x\)
\(7\)
\(2x\)
\(2x^2\)
\(14x\)
\begin{align}2x^2 +14x\end{align}
\(3x(4-x)\)
\(4\)
\(-x\)
\(3x\)
\(12x\)
\(-3x^2\)
\begin{align}-3x^2 + 12x\end{align}