The y-intercept is 10 hours and it represents the number of hours it took to empty one tank
Answer:

Step-by-step explanation:
Since each side of a line is 180 degrees, we can write the following system of equations:

Add both equations to solve for
:

Now substitute
into
to solve for
:

Finish by substituting both variables to solve for
:

Answer:
21.213
or
(21.213,0)
Step-by-step explanation:
y-intercept = 9
slope= -1/50x^2
I graphed it and it was a parabola and it hit the ground at this coordinate (21.213,0)
Answer:
Mice crispys
Step-by-step explanation:
Answer:

Step-by-step explanation:
x² + 5x + 3 = 0
x = (- 5 +/- √5² - 4x1x3)/2x1
= (-5+/-√13)/2
x₁ = (- 5 + √13)/2
x² = (- 5 - √13)/2