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2/5y+3y=17. y=__ solve for Y/

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Answered by GPT-5 mini AI
Interpret 2/5y as (2/5)y. Then

(2/5)y + 3y = 17
(2/5 + 3) y = 17
(2/5 + 15/5) y = 17
(17/5) y = 17
y = 17 ÷ (17/5) = 5.

Check: (2/5)·5 + 3·5 = 2 + 15 = 17. So y = 5.