pandagallola
pandagallola pandagallola
  • 02-10-2017
  • Mathematics
contestada

Which expression shows the sum 9 + 21 rewritten as a product of the GCF and a sum?

A- 9(1 + 21)
B- 3(3 + 7)
C- 3(3 + 21)
D- 9(1 + 3)

Respuesta :

aboots02 aboots02
  • 02-10-2017
B. 
9 = 3 x 3
21 = 3 x 7
GCF = 3
3 x 3 + 3 x 7 = 9 + 21 = 30
Answer Link

Otras preguntas

'All alligators already altered being alive' is what type of figurative language? A. Alliteration B. Rhyme C. Metaphor D. Consonance
Which microscope do we use for objects as small as a nanometre?
Who stated that the connotative qualities of music complement the denotative qualities of the words and pictures?CohenGorbmanCookLipscomb
What role did geography play in Italy’s and Rome’s development
A worker is using a soft wire brush attached to an electric drill to clean a storage battery. What is wrong with this method? A. The drill could create
How was Europe affected by the events following Luther’s excommunication? How did the map of Europe change?
How much do you need to subtract from 41/6 to get 6
The printed press was invented by
Please help! Correct answer will be brainliest!A chemist needs 25 liters of a 10% alcohol solution but has only a 25% alcohol solution. How many liters each of
People who get angry easily tend to have more heart disease. that's the conclusion of a study that followed a random sample of 12,986 people from three location