Evaluate the expression, using the given value of the variable.

Question

3 – 7x + 2x when x = 3

Question 5 options:

–30

–24

–12

–18

Answer 1

To evaluate the expression, substitute the given value of x into the expression:

3 – 7x + 2x when x = 3

= 3 - 7(3) + 2(3)

= 3 - 21 + 6

= -18

Therefore, the expression evaluates to -18 when x = 3. The correct option is –18.