How many solutions are there in -2x+3y=7 and 2x-3y=-7

Lindsay used two points, (x,y; ) and (+2.82), to find the equation of the line, y = mx + b, that passes through the points. y2-y, first, she used the definition of slope and determined that the value of mis x, - . given this information, which expression must represent the value of b?

1mile equals approximately 1.6 kilometers. which best approximates the number of miles in 6 kilometers?

Find the area of an equilateral triangle with a side of 6 inches