Find value of m=30 and n=18. m-n÷3=8

1. evaluate 8x(2)y9(-2) for x=-1 and y=2 2. simplify the equation. -() 3. simplify the expression. [tex]\frac{5}{x(-2) y9(5)}[/tex]

What is the equation of a line passing through (-6,5) and having a slope of 1/3

Out of 50 students surveyed, 16 have a dog. based on these results, predict how many of the 280 students in the school have a dog.