Malachi has $9.25 in nickels, dimes, and loonies. The number of nickels is five more than triple the number of dimes. There are half as many loonies as dimes. How many of each type of coin does Nick have?

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.

its 4 because 2 times 2 is 4, if you double the number two you get four

if you was gonna solve for a, a is a   < -12