How do you simplify -7i + 8i - 3i7i+8i3i?

1 Answer
Jun 7, 2017

-2i2i

Explanation:

You treat this as if you would solving -7+8-37+83. Since we only have imaginary numbers we can add and subtract them just like regular numbers, the standard form is a+bia+bi. aa is the real part and bibi is imaginary.