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The Brainliest Answer!

We know that

d= a3-a2=a2-a1

__ =3p+2-p+10=p+10-2p__

=2p-8=-p+10

=2p+p=10+8

=3p=18

p=18/3=6

Therefore p=6

d= a3-a2=a2-a1

=2p-8=-p+10

=2p+p=10+8

=3p=18

p=18/3=6

Therefore p=6