Which of the following equations does not represent a linear relation? a) y = 3x + 45

b) 4x - 3y = 8

c) y = 4x2 - 7

d) 10x = 5y - 2

Suppose sat writing scores are normally distributed with a mean of 497 and a standard deviation of 109. a university plans to award scholarships to students whose scores are in the top 2%. what is the minimum score required for the scholarship? round your answer to the nearest whole number, if necessary.

Mario has $14.35 left in his wallet. he spent $148.43 for tablecloths. then, he spent $92.05 for napkins. how much money did mario have in his wallet to start with?

Tell whether the two rates form a proportion