Respuesta :
Answer:
3
Step-by-step explanation:
1. Regroup terms.
y+3=9−y
2. Subtract 33 from both sides.
y=9-y-3y=9−y−3
3. Simplify 9-y-39−y−3 to 6-y6−y.
y=6-yy=6−y
4. Add yy to both sides.
y+y=6y+y=6
5. Simplify y+yy+y to 2y2y.
2y=62y=6
6. Divide both sides by 22.
y = 6/2
7. Divide
y = 3
