B. r = 75m + 1350 I think is the answer. I hope this helped you!
The diamond is 1 the square is 6 and the triangle is 7
Answer: Yes
If I remember correctly, I believe these ordered pairs indicate a function, as there is exactly 1 output for every input (i.e., (output, input)). If there were 2 inputs of the same number, that'd make this relation not a function.
I think the answer is b i hope this helps
