Tim earns $12 per hour as head lifeguard at sammy's swim park. as a first year lifeguard jack earns 30% less than tim, and as a second year lifeguard jim earns $1 more per hour than jack. which expression represents how much jim earns? (h represents hours)

a complex number is a number that can be expressed in the form a + bi, where a and b are real numbers, and i is a solution of the equation x2 = −1. because no real number satisfies this equation, i is called an imaginary number. has no real solution, since the square of a real number cannot be negative.

she will travel a distance in the range of 3 - 11 miles