Simple...
you have:

(Using the box method)
-->>>
What multiplies to -18 but adds to -7?
-9*2=-18
-9+2=-7
Leaving you with...
(y-9)(y+2)
As we can see the grouped factoring is not all negative...
Thus, your answer.
Answer: -3
Step-by-step explanation:
7+2x/3=5
2x/3=-2
2x = -6
x = -3
Answer:
-6
Step-by-step explanation:
f(x) = -x-1
Find f(5), <u><em>this means that anywhere you see </em></u><u><em>x</em></u><u><em>, you substitute in </em></u><u><em>5</em></u><u><em>.</em></u>
f(x) = -x-1
f(5) = -(5)-1
<u>Take note of the signs.</u>
f(5) = -6
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