giannapresto giannapresto

23-09-2019
Mathematics

contestada

If DE = 5x EF = 3x and DF = 32 what is the length of DE?

If DE 5x EF 3x and DF 32 what is the length of DE class=

Respuesta :

thardy69634 thardy69634

23-09-2019

Answer:

15

Step-by-step explanation:

Answer Link

23-09-2019

Answer:

20

Step-by-step explanation:

Combine like terms: 5x + 3x = 8x

Divide both sides by 8: 8x/4; 32/8

Solve for x: x = 4

Plug it in: DE = 5(4) = 20

Check: 5(4) + 3(4) = 32; 20 + 12 = 32

Answer Link

Otras preguntas

Le prefixe de respectueuse

What are the three factors that led the united states enter the war?

Which of the following is a type of nationalism? geographic nationalism linguistic nationalism religious nationalism matriarchal nationalism

Identify the sentence using the indicated pronoun correctly. an interrogative pronoun Who are you? Whom are you?

Eating too much sugar can lead to a condition called a. botulism. b. insulin resistance. c. enzyme deficiency. d. scurvy.

Brett shaded 4/8 of a sheet of notebook paper.Aisha says he shaded 1/2 of the paper. Are the two fractions eqivalent ? If so? what is another equivalent fracti

Adam Smith's ideas serve as the basis for what type of economic system? Socialism Communism a command economy Capitalism

Copy and complete the statement using <,>,= |-11 |-10|

Single quotation marks ('') are used to designate a quote within a quote. a. True b. False

What is the purpose of the following sentence? I think it would be best to study the problem carefully. A. It raises a questions. B. It gives a command. C. It m