What is the amplitude of y=5\sin(4x-2)-3y=5sin(4x−2)−3y, equals, 5, sine, left parenthesis, 4, x, minus, 2, right parenthesis, minus, 3

On a final exam, each multiple-choice question is worth 4 points and each word problem is worth 8 points. lorenzo needs at least 50 points on the final to earn a "b" in the class. which inequality represents x, the number of correct multiple-choice questions, and y, the number of correct word problems, he needs to earn a "b"? 4x + 8y < 50 4x + 8y s 50 4x + 8y > 50 4x + 8y 250