Step-by-step explanation:
6)

7)

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9)

It's Answer A/The top answer. Vertical lines are x-values and horizontal lines are y-values, and since everything is shaded to the left of the purple line, it'd be x is less than or equal to 5
Answer:
(4x-3)(x+2)
Step-by-step explanation:
i hope it will help you
Answer:
x=-3
y=26
Step-by-step explanation: