Which of the following pairs of lines are perpendicular? select all that apply a. y = 2x + 5 and y = -2x + 5 b. y = -4x + 5 and y = 1/4x + 5 c. y = 2 and y = -2 d. y = x + 4 and y = -x + 4 e. y = -3 and x = -3 f. y = 2/5x + 5 and y = 5/2x - 2

Problem situation: caren is making rice and beans. she can spend no more than $10 on ingredients. she buys one bag of rice for $4.99. beans cost $0.74 per pound. how many pounds of beans, x, can she buy? inequality that represents this situation: 10≥4.99+0.74x drag each number to show if it is a solution to both the inequality and the problem situation, to the inequality only, or if it is not a solution.