Answer:
29/20
Step-by-step explanation:
1. Scalene right
2. Isosceles acute
3. Parallelogram
y = 2
3y - 4 = 6 - 2y
+2y +2y
5y - 4 = 6 (new equation)
+4 +4
5y = 10 (new equation)
/5 /5
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