Answer:
9a-b
Step-by-step explanation:
1) 3 (5a - b) - 2 (3a - b)
15a - 3b - 2 (3a - b)
2) 15a - 3b - 2 (3a - b)
15a - 3b - 6a + 2b
3) 15a - 3b - 6a + 2b
9a - 3b + 2b
4) 9a + 3b + 2b
9a - b
Answer:
1/49
Step-by-step explanation:
Answer:
Concave down
Y-intercept: (0,-3)
X-intercepts: (-1,0) (-3,0)
Vertex: (-2,1)