For an given A.P t7=4,d=-4,then a=?

1.	For an given A.P t7=4,d=-4,then a=?
Answer» Answer: a= 28 Step-by-step explanation: t7= 4, d= -4, a=? $tn = a + (n - 1)d$ t7 = a+(7-1)d substitute the values given 4= a+(6×-4) 4= a- 24 a= 24+4 a= 28 Hope it helps.. THANK you.. Please mark as BRAINLIEST if you are SATISFIED..

Answer»

Answer:

a= 28

Step-by-step explanation:

t7= 4, d= -4, a=?

$tn = a + (n - 1)d$

t7 = a+(7-1)d

substitute the values given

4= a+(6×-4)

4= a- 24

a= 24+4

a= 28

Hope it helps..

THANK you..

Please mark as BRAINLIEST if you are SATISFIED..

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For an given A.P t7=4,d=-4,then a=?​

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For an given A.P t7=4,d=-4,then a=?