Chris and Rihanna received 80 points in total at the spelling bee contest. Each child received more than 20 points. How many could each child have earned?

Which expression is equal to (f+g)(x)?

"curse these trig-loving pirates! " devora mutters as she looks at the map. then, after thinking for a moment, she walks back to the entrance of the secret cave, measuring 48 meters along the way. after performing a calculation, devora walks back to the empty treasure, faces the entrance, and turns a certain number of degrees to her left before walking 89 meters to the treasure. supposing that the angle at the cave entrance is acute and that devora's calculations were correct, how many degrees did she turn?

Consider the linear function that is represented by the equation y= 4x+5