What would the phrase “three times the sum of a number and 4” look like as variable expression? 3x+4 3(3x+4) 3(x+4) 3x-4

3(x+4)

Three times -> 3()

the sum of a number and four x+4

3(x+4)

3(x+4)

D is correct

Step-by-step explanation:

step-by-step explanation:

first, eliminate the parenthesis:

3

x

+

2

−

4

x

second, group like terms:

3

x

−

4

x

+

2

third, combine like terms:

(

3

−

4

)

x

+

2

→

−

1

x

+

2

→

−

x

+

2

show us the graphs dude

step-by-step explanation: