Identify the values hat create ordered pairs that are solutions to the equation 3x-5y=20

From the top of a tree a bird looks down on a field mouse at an angle of depression of 50°. if the field mouse is 40 meters from the base of the tree, find the vertical distance from the ground to the bird's eyes.

What is the 8th term of the geometric sequence with this explicit formula? an= )(n-1)

In a fruit survey, 300 children choose their favorite fruit out of apples, bananas, and watermelon. 150 chose apples and 90 chose bananas. what percent chose watermelon?