Answer:
y= - 21/17
Explanation:
2(15+6y) +5y =9
2(6y+15)+5y=9
2(6y +15) +5y=9
12y+30 + 5y = 9
12y+30+5y =9
17y+30 =9
17y +30 -30 =9-30
17y=-21
y=-21/17
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