Which of the following expressions represents the sum of a number and three is divided by two?

2 ÷ x + 3
2 ÷ ( x + 3)
x + 3 ÷ 2
( x + 3) ÷ 2

(x + 3) / 2

Step-by-step explanation:

The sum of a number and 3 is put in parentheses because it is done first. After that, divide the sum by 2.

(x + 3) / 2

example 2 – simplify: step 1: completely factor both the numerators and denominators of all fractions. step 2: change the division sign to a multiplication sign and flip (or reciprocate) the fraction after the division sign; essential you need to multiply by the reciprocal. step 3 : cancel or reduce the fractions.