Answer:
At 5 hours and $180
Step-by-step explanation:
Just put them into an expression and make them equal to each other then solve for x.
20x+80=30x+30
I would have used graph b. Because it shows the decrease more than graph a.
Answer:
lesser x = -6
greater x = 12
Step-by-step explanation:
(x - 3)^2 - 81 = 0
(x - 3)^2 = 81
x - 3 = +/- 9
x - 3 = 9 or x - 3 = -9
x = 12 or x = -6
Domain means the input of x-values
example: (4,3) (2,1)
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Domain Domain
Answer:
gimme a brainliest
Step-by-step explanation:
the answer is 4
