1. Simplify the following. -4+27+3 WIN a) 3+ (-8) -12 -(-5)@ b) 20+(-4) (3) 9 2. Simplify the following expressions. a) 4x2 - 3x +4 -2x2 - x - 11 @ b) 3xy2 - 7xy + 5y2x + 12x + 5xy @ 10 c) -5(x53) (x7y7) 3 30x10y5 d) 3723. Solve for the variable. a) 2(x - 7) = -4- (x+1) @ b) 7 4. Show the work needed to graph each line using the method indicated. a) x and y intercepts for @ b) slope and y-intercept for @ 7x + 4y = 28 3x - 4y - 8 = 0 6 c) Graph each line above. Clearly label each line! ( 25. Write the equation of the line that passes through A(-3, -2) and B(1, 6). Express your answer in y = mx + b form. @ 3 I -6. What is the slope of the line that is perpendicular to the line in #65. Write the equation of the line that passes through A(-3, -2) and B(1, 6). Express your answer in y = mx + b form. 3 3 -6. What is the slope of the line that is perpendicular to the line in #6 1