Match each expression with its simplified form. tiles 3a5 − (-a5) 6a7 − 2a7 -3a5 − (-2a5) 7a7 − 8a7

John bought 5 lemons and used 2 of them for a salad how much did he use for.a salad . he used % of the lemons.

Two streets intersect at a 30- degree angle. at the intersection, the are four crosswalks formed that are the same length. what type of quadrilateral is formed by the crosswalks?

Suppose that a households monthly water bill (in dollars) is a linear function of the amount of water the household uses (in hundreds of cubic feet, hcf). when graphed, the function gives a line with slope of 1.65. if the monthly cost for 13 hcf is $46.10 what is the monthly cost for 19 hcf?