I am an odd Number my digits add up to 7 I am bigger than 50 and smaller than 100 who am i?

61

Step-by-step explanation:

6 and 1 add up to 7 and 61 is greater than 50 and less than 100

if im undersanding the question correctly, its organized from 10

step-by-step explanation:

check above link.

graphically?   well, you graph them both, the solutions is where they both intersect each other, since there are two solutions, meaning they will meet twice, or namely the linear will run into the quadratic curve twice, and where they meet, those x,y coordinates are the solutions to the system.