Question

evaluate the expression 2x + 3 when x = 1.6

Answer 1

Given the following expression:

$2x+3$

You need to follow the steps shown below in order to solve the exercise:

1. Since you know the value of "x", you must substitute it into the given equation:

$2x+3=2(1.6)+3$

2. Now you must solve the multiplication:

$=3.2+3$

3. Finally, you need to solve the addition in order to find the value of the expression. Therefore, you get that the result is the following:

$=6.2$

The answer is:

$=6.2$