8.04672 hope this helps :D
Answer:
A number is added to fifteen
A variable increased by fifteen
Answer:
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Step-by-step explanation:
Answer:
minimum, coordinates of vertex: (-3,-11)
explanation:

x coordinates on vertex:
<u>solving steps</u>:
<u>Find y-coordinate on vertex:</u>





coordinates: (-3,-11) thus minimum
Area of a rectangle = length * width.
So L * w = 864
But w = 2/3L
So we have L * 2/3L = 864
L^2 = 864 * 3/2 = 1296
L = âš 1296
L= 36 and width = 2/3 * 36 = 72/3 = 24