Write an equation that linear and not linear

Which of the following could be the graph of the equation y = -2x + 5

Write a numerical expression that satisfies all of the following conditions. 1.)the only number used in the expression is 5 2.)at least one exponent other than 1 is used 3.)when the expression is evaluated, the answer is greater than 40 and less than 50

Evaluate the expression. (9 + 5)(3 + 2)0