Solve for u.
3u=87
simplify your answer as much as possible

Step-by-step explanation:

3u = 87

3/3u = 87/3

u = 29

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.

4444444444444 i think