Question

Evaluate the expression using the given value of the variable. 4 – 2x + 5x when x = 4 16 –24 –18 28

Answer 1

A) 16

Explanation:

The question is:

Evaluate the expression using the given value of the variable.

`4-2x+5x` when
`x = 4`

A) 16

B) -24

C) -18

D) 28

Solution:

Given expression:

`4-2x +5x`

Plugging in
`x = 4` in the expression

⇒
`4-2(4)+5(4)`

⇒
`4-8+20`

⇒
`16`

So the expression evaluates to 16 when we put
`x = 4`