Respuesta :
Answer:
2x + 8
Step-by-step explanation:
Sum means that it's an addition.
Twice a number is 2 times an unknown number which is x.
2 times x = 2x
2x + 8
X represents “a number” so twice of q number is 2x. Plus eight represents “and eight”, we add because it says “the sum”.
X represents “a number” so twice of q number is 2x. Plus eight represents “and eight”, we add because it says “the sum”.