Babysitter Ethan charges $20 fee plus $5 per hour. Babysitter Jay charges $10 fee plus $10 per hour. How many hours must
they babysit to charge the same amount?

2 hours

Step-by-step explanation:

20+5x=10+10x

x = 2

d) the triangle is a right triangle 60 squared +144 squared= 156 squared

step-by-step explanation:

156 squared is the hypothenuse

so 156= c

the answer is b.

step-by-step explanation:

by the trigonometric ratio tangent, tangent equals opposite divided by adjacent.

therefore, tan(50) equals ac/3

multiply each side by 3 to get: ac=3tan(50)

the answer is b.