Hey i hope my answer is helpful i did in my head so im sorry if its wrong−13 13/35
I'm pretty sure that it's b. That's assuming that you find the negative of b^2 and not the square of negative b.
Zero
There is no solution for these equations as there is no even one point of intersection between them
Answer: red 36 m
Step-by-step explanation: base plus base = 18 / 2 = 9 * 4 = 36 m