= Quiz 2 – Math (No Calculator)
Khan Academy
Exit t
QUESTION 9 OF 10
O Report
y
40+
20-
-7-6-5-4 B-2 O
1 2 3 4 5 6 7
Which of the following could be the equation of the graph above?
A
y=2(x 3)(x + 4)
Do 10 questions: 1209089
10
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The answer is : v = 55 + 8m plug in m = 25 v = 55 + 8(25) = 255 25 minutes after baxter begins filling the tank, the volume of water in the tank will be 255 gallons. slope: m = 8 gal/min for every min the water is on, the volume of water in the tank increases by 55 gallons. y-intercept: 55 (0,55) the initial volume of water in the tank was 55 gallons.

For the sat there is a reading test, math test, and a writing and language test. the act has social studies and science tests.