Need which expression represents the phrase, "half the sum of 10 and a number"? a) 1/2(10)+x b) 1/2(10+x) c) 1/2+10+x d) 1/2x+10

Let

x--------> the number

we know that

1) "the sum of and a number"

the expression that represent the phrase is

2) "half the sum of and a number"

so

the expression that represent the complete phrase is

therefore

the answer is the option

b) 1/2(10+x)

the expected value of the random variable : 0, 1 and 2

step-by-step explanation:

im pretty sure it would be 5 am, hope that , and give brainliest and guys if this is right then press the button and give 5 stars