Calculate the slope of a ramp rising to a deck that is 1.8 m high and starts a horizontal distance of 4.5 m from the deck

Which pair of lines is parallel? a. y=4x+1 and y+4=5 b. y=-2+x and 2y-2x=-2 c. y=1/4x + 2 and y-2=1/2x d. y=1/5x+1 and 5y+x= 10

Consider a graph for the equation y= -3x+4. what is the y intercept? a) 4 b) -4 c) 3 d) -3

What is the length of the unknown leg in the right triangle ?