4 * (3 + 1) / 2 - 4;
You asked:
Evaluate the expression: \(\frac{4 \cdot \left(3 + 1\right)}{2} - 4\)
MathBot Answer:
\[\frac{4 \cdot \left(3 + 1\right)}{2} - 4 = 4\]
\[\begin{aligned}\frac{4 \cdot \left(3 + 1\right)}{2} - 4& = 4 \cdot \left(3 + 1\right) \cdot \frac{1}{2} - 4\\& = 4 \cdot \frac{4}{2} - 4\\& = 4 \cdot 2 - 4\\& = 8 - 4\\& = 4\end{aligned}\]