a+2d=600
a+6d=700
Find value of a and d
Answers
Answered by
1
Answer:
plz see above pic for a better clarification and my answer is correct by doing that verification process
Attachments:
Answered by
1
Answer:
a+2d=600------------(1)
a+6d=700-------------(2)
(2) -(1)
6d-2d= 700-600
=> 4d= 100
=> d= 100/4
=>d = 25
again,
from (1)
a+2*25=600
a+50=600
a= 600-50
=>550
therefore a= 550 and d= 25
Similar questions