The answer is 15.525. All you have to do is divide 279.45 by 18 which gives you 15.525.
Answer:
y = 4x -5
Step-by-step explanation:
y = mx+b
m = slope
b = y-intercept
so y= 4x -5
Answer:
seconds
Step-by-step explanation:
When the ball hits the ground, its height will obviously be 0. Therefore, you can set up the equation the following way:

Plugging this into the quadratic equation, you get:

Since the time must be positive, it takes the ball
seconds to hit the ground, or around 3.828. Hope this helps!
Answer:
x = 4.7
Step-by-step explanation:
30x - 140 -(x - 4)
Multiply the -1 into (x - 4)
30x - 140 - x + 4
Add/subtract
29x - 136 = 0
+136


