HELPPP solomon gets 300 dollars for his birthday, His Uncle gives him 200 more, he then shares 2/3 with his brother his brother then gives 50 dollars back, then he spends 60 on a RISSFITS shirt HOW much does solomon have

Amountain climber starts a climb at an elevation of 453 feet above sea level at his first rest stop he has climbed 162 feet and by his second rest stop he has climbed another 207 feet its getting late in the day so the climber starts his way down if the climber desends 285 feet how much does he need to ascend or descend to return to the original starting point

Vertical angles must check all that apply

Given the functions, f(x) = 2x^2 - 1 and g(x) = 5x, find f(g(x)) and g(f(