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La.frosh
Answers (2)
5/8 a=-8 (a+6d)/(a+8d)=5/8 Sub -8 into a (-8+6d)/(-8+8d)=5/8 Cross multiply =-64+48d=-40+40d Collect like terms 48d-40d=-40+64 8d=24 Divide both sides by 8 d=3
5/8 A
