Jinjin don’t answer my math questions, so I help a skill issue to solve them all💀

[@lunar_Ray]

1:07
a(5)=26 a(12)=61
a(5)=a(1)+4d
a(12)=a(1)+11d
let a(1)=x d=y
x+4y=26
x+11y=61
y=5
x=6=a(1) d=5 uh why it’s 7?
if a1=7 why a5=26?

[@asqzsk123]

U r correct! Thx for helping me to check the answer😎