Without needing to graph, determine the number of solutions for the system. y = 4x + 2 and y = 4x - 3

Please I know the answer but I need the working out

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.

Aboat's value over time is given as the function f(x) and graphed below. use a(x) = 400(b)x + 0 as the parent function. which graph shows the boat's value increasing at a rate of 25% per year?

Is it true that product of 3 consecutive natural numbers is always divisible by 6? justifyyour answer