The temperature at noon is -4F. the temperature at 6:00pm is -12. what is difference between noon and 6:00pm temperature

In the polynomial below, what number should replace the question mark to produce a difference of squares? x2 + ? x - 36

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.

The length of a rectangle plus its width is 24 cm. the area is 143 square cm. what are the length and width of the rectangle?