Question

question
what is the value of the expression below when x = 2 and y = 6?
9x - y

Explanation:

Step1: Substitute x and y values

Substitute \( x = 2 \) and \( y = 6 \) into the expression \( 9x - y \).
\( 9\times2 - 6 \)

Step2: Calculate multiplication first

Calculate \( 9\times2 = 18 \).
\( 18 - 6 \)

Step3: Calculate subtraction

Calculate \( 18 - 6 = 12 \).

Answer:

12