Question

what is the value of the expression below when z = 7 and w = 4?
4z + w

Explanation:

Step1: Substitute z and w values

Substitute \( z = 7 \) and \( w = 4 \) into the expression \( 4z + w \).
\( 4\times7 + 4 \)

Step2: Calculate multiplication

Calculate \( 4\times7 = 28 \).
\( 28 + 4 \)

Step3: Calculate addition

Calculate \( 28 + 4 = 32 \).

Answer:

32