What are the missing sides of these two triangles?

Write a positive or negative number to represent each situation. a. you win 150 dollars in a contest b. a loss of 15 yards in a football game c. 75 feet below sea level d. 35 degrees above 0 f e. a debt of 24.75 dollars

Solve the system of equations. y= 2x y= x^2 - 15

5,600 x 10^3 = a) 560 b) 5,000,600 c) 5,600,000 d) 56,000