Answer:
8n+2n
Step-by-step explanation:
Let the number be "n"
What is the 8 times of "n" = 8n
What is the twice of "n" = 2n
Sum of these two will be = 8n+2n
Answer:
8a+2a
Step-by-step explanation:
lets represent "number" as a
8 times a number = 8 x a = 8a
and you have twice the number = 2 x a = 2a
then you have sum which is another term for addition = 8a + 2a
