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

Which conflict was harmful to the Byzantine empire but not to the Roman Empire

You have 45 pencils. Five out of every 9 are yellow pencils and the rest are brown. How many pencils are yellow? Please show your work...

How are conditions,convictions, and radiation different

What are the 4 bases that make up the rungs of the dna ladder?

How does the writer use both foreshadowing and suspense to engage the reader of “After Twenty Years”? Remember to use the ACE (Answer, Cite, Explain) strategy

how fertilization takes places in flower

I has 6 points Which pair of points have equal x-coordinates? points Q and R points Q and T points R and S points S and T

The primary function of a muscle: a. depends on the type of muscle. b. is to convert chemical energy to mechanical work. c. is to maintain homeostasis. d. is to

Which is the graph of the equation 4x-5y=15

What type of macromolecule is produced by plants during photosynthesis?