ashleawashington896
ashleawashington896 ashleawashington896
  • 20-04-2021
  • Mathematics
contestada

Find a1 for the arithmetic sequence's 21st term is 400 is 400 and it's common difference is 5​

Respuesta :

00081094
00081094 00081094
  • 20-04-2021

Answer:

8,395

Step-by-step explanation:

21 x 400 = 8,400

is = x

8, 400 - 5 = 8,395

difference = -

Brainlist Pls!

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