noahbcon noahbcon

02-04-2020
Mathematics

contestada

find the equivalent expression
9(2a + 1)

a. 18a + 1
b. 18a + 9
c. 11a + 10
d. 27a

Respuesta :

hatcicekci hatcicekci

02-04-2020

Answer:

b

Step-by-step explanation:

because 9*2a=18a

9*1=9

= 18a+9

Answer Link

latasiaevans24 latasiaevans24

02-04-2020

B
Distribute 9 into parentheses and 9 times 2a is 18a plus the additional 9 times 1 which gives you 18a+9

Answer Link

Otras preguntas

Completa la entrada en el blog de un estudiante que, por fin, sabe lo que quiere estudiar. Escribe la forma correcta del verbo correcto en el presente sin repet

I have a geometry question thank you!

Which character trait is Creon’s tragic flaw? A. excessive pride B. excessive fear C. excessive greed D. excessive ignorance

Assume the random variable X has a binomial distribution with the given probability of obtaining a success. Find the following probability, given the number of

How many grams S03 are needed to make 400g H₂So4 in 49%

a note of frequency 200Hz has a velocity of 400m/s. what is the wavelength of the note

Read the passage from "Two Kinds." What kind of motivation do the narrator's thoughts And then I saw what seemed to be the prodigy side of show? me because had

The graphs below have the same shapes. What is the equation for the red graph?

Explain How and why do you think some material or symbolic cultural items, like cornrows, rainbow flags or other examples, create and "cross over" boundaries se

Show how you would convert 500 A.U. into light-years. Someone please help I’m so lost