The additive inverse of -7 is 7, the additive inverse of a number is when added to any number equals 0. So the additive inverse of -14=14 and 7=-7.
Answer:
-3 - i
Step-by-step explanation:
The midpoint in the complex plane is found by averaging the real numbers for the real part of the midpoint and averaging the imaginary parts of the given complex numbers. Put a plus sign between the 2 parts.
Reals
(-12 + 6)/2
-6/2
- 3
complex
3i - 5i
- 2i
-2i/2 = - i
Answer
-3 - i
Did everyone what she made by hours worked to find her hourly rate:
231 / 22 = 10.50 per hour
Multiply her hourly rate by number of hours:
10.50 x 40 = 420
She would earn $420