yousuf0502960299 yousuf0502960299
  • 22-02-2021
  • Mathematics
contestada

5 pen cost 20. find the cost of 8 pens and then 15 pens​

Respuesta :

kosukeruki
kosukeruki kosukeruki
  • 22-02-2021

Answer:

8 pen : 26

15 pen : 60

Step-by-step explanation:

5 pen = 20

Times both sides by 2

10 pen = 40

add 5 pen = 20

15 pen = 60

Divide 10 by 5

2 pen = 4

1 pen = 2

Add them together

3 pen = 6

Add 5 pens and 20

8 pen = 26

Answer Link

Otras preguntas

you buy a lily and an african violet on the same day.  You are instructed to water the lily every fourth day and water the violet every seventh day after taking
Jean-Jacques Rousseau’s main argument was that a government should __________.
True or false,Another name for lines of longitude is meridians.
For every 5 yards you run jill runs 6 yards if you had run 30yards then how far has jill run if jill runs 54 yards then how far have you run
What is the economic importance of the Great Smokey Mountains?
under the supremacy clause if a state and federal law regulate the same subject matter the state law will automatically be preempted true or false
How does the internal structure of the earth influence the creation of the continents, ocean, and the mountain range
how long has peter randal been an artist
what's the rule? 1/16,1/8,3/16,1/4,5/16,3/8
why is the louisiana purchase treaty an important document in the study of manifest destiny