Answer: 108
Step-by-step explanation:
Answer:

Step-by-step explanation:
Recall that the equation of hyperbola centered at the origin with transverse horizontal axis has the general form:

since we know that a = 5 ,and c = 15,we can solve for b:

then the equation of the hyperbola becomes:

Answer:
10
Step-by-step explanation:
8x+16+60=156
8x+76=156
8x=80
x=10
Answer:
yes because he has 12 friends and the recipe makes 2 1\2 dozen cupcakes.
Step-by-step explanation:
<span>In order to find the area of a rectangle, the width must be multiplied by the length. Since we know the length is 7 yards and the width is 4 yards, we can simply multiply these two values together. 4yd x 7yd= 28yds^2.</span>