Is x=-2 linear or nonlinear

Me. drysdale earned 906.25 in interest in one year on money that he had deposited in his local bank if the bank paid an interest rate of 6.25% how much money did mr. drysdale deposit

Solve for x -2.3(r - 1.2 ) = -9.66 enter you answer as decimal.

Which statement describes surface features called maria on the moon