federicocraig federicocraig

11-04-2017
Mathematics

contestada

In this particular arithmetic sequence, a7 = 34 and a15 = 74. What is the value of a21?

Respuesta :

DarkPrime DarkPrime

11-04-2017

So i believe its a21 = 109 a21 = 85 a21 = 108 a21 = 104.

So the answer would be 104

Hope this helps

Answer Link

Otras preguntas

Frank is putting up a wallpaper in his bedroom. His bedroom measures 1 1/8 feet long and 9 3/4 feet wide. What is the perimeter of Franks bedroom?

a 12-pounded bag of dog food costs $12.36. a 15-pounded bag of cat food cost $15.30. which is a better deal???

Four things that were damaged ween mount etna erupted were

what is 7/12 as a percent?

Are there any personifications in the poem jimmy jet and his TV set?

If the volume of a cube is 27 cubic meters, ﬁnd the surface area of the cube

What does this quote mean? "Our desire to conform is greater than our respect for objective facts"? And you either defend, challenge, or neutral for the quote.

help calculate 6x+14=32

Four things that were damaged ween mount etna erupted were

7 qt. 2c. =______ c.