X=amount of children tickes sold
y=amount of adult tickets sold
2 times of children as adult
x=2y
total cost is 800
5x+10y=800
divide both sides by 5
x+2y=160
x=2y
2y+2y=160
4y=160
divie by 4
y=40
x=2y
x=2(40)
x=80
80 children tickets
40 adult tickets
Answer:
45 m
Step-by-step explanation:
<h3>Given</h3>
<u>Function to produce the stone's height</u>
Maximum value the given function can get is at (x - 1) = 0 ⇒ x = 1
because the -5(x - 1)² can get maximum value of zero as the square of any number is zero or positive
<u>So maximum height is </u>
The answer would be 20<span>°
Hope I helped you!!</span>
Answer:
sin(θ) = -5/13
Step-by-step explanation:
