Given the linear function x+4y=3x + 4 y = 3, state the slope of the line perpendicular to the given line.

Solve 2x+y=3 x+y=5 in substitution method

If each bricks costs and he can only buy one brick how much will it cost him to get the material to put around the outside of his garden?

Jessica is organizing a guided tour of the rain forest. the average profit per person that the touring company makes is given by the rational expression 18x+35/x, where x is the number of people going on the tour. what does the numerator of this rational expression represents?