Logarithm equation. show the steps to solve. 400/1+e^-x=350

50 ! pls ! 12.  building codes regulate the steepness of stairs. homes must have steps that are at least 13 inches wide for each 8 inches that they rise.

a. discuss how to find the slope of the stairs.
b. describe how changing the width or height affects the steepness of the stairs.

Julia chooses a card at random from her set of cards. what is the probability that the card is labeled cat or hamster?

Find the zeros of each function. f(x) = 6x^2 - 7x - 20