Every linear graph is just a straight line, so if there are any curves or unnatural shapes, than you know it is not linear. As for equations, if it can be shaped into y=mx+b where m and b are numbers, then it will be a linear equation.
Here is your answer, you just count to 10... Simple as that.
Answer:
y= -3/5x+5
Step-by-step explanation:
The answer is A) b/(c+a)
Hope this helps
The answer is 2 if your dividing if not comment me and ill answer it