Answer:
f(- 2) = 20
Step-by-step explanation:
To evaluate f(- 2) substitute x = - 2 into f(x)
f(- 2) = (- 2)² - 5(- 2) + 6 = 4 + 10 + 6 = 20
9
Let the number be n.
Then: 4n + 15 = 6n - 3
Subtract 4n from both sides, obtaining: 15 = 2n - 3
Now add 3 to both sides, obtaining 18 = 2n. Then n = 9.
We're trying to find .
Hope this helps.
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The answer to this equation is x=5.
