Answer:
Number 10 is wrong it is supposed to be 18
the reason is because the subtraction sign is canceling out the negative sign so instead of 2-(-16) it could be 2+16
Step-by-step explanation:
Idk
Answer: A. ±
±
= ±
Rearranging, we get:
the thrird option
The first one
Please mark brainliest