It’s the wrong answer

What is?

Step-by-step explanation:

Why did you say that? This is confusing and odd, not to be rude just saying.

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.

-4

step-by-step explanation:

(-4+8)=-(4-8)=-8+4=-4