Find the length of the perpendicular drawn from the point A(1,9) to the straight line -5x+12y+13=0

Which of the following is the equation that says that the product of a number and ten is equal to 20 percent of that number ? a) 10n= 2.0n b) 10+n=.20n c) n+ .20n=10 d) 10n=0.20n

25 ! the line of best fit is h = 5a + 86. predict the height at age 16. show your work.

If f(x)= sqrt4x+9+2, which inequality can be used to find the domain of f(x)?