Question

ayuda porfaaa
3y² + 8y = 2y + 9
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Answer 1

3y2+8y=2y+9

y1=-3

y2=1

Explicación paso a paso:

3y2+8y=2y+9

3y2+8y-2y-9=0

3y2+6y-9=0

3y2+2y-3=0

y2+2y+3=0

y2+3y-y-3=0

y×(y+3)-y-3=0

y×(y+3)-(y+3)=0

(y+3)×(y-1)=0

y+3=0, y-1=0

y=-3, y=1