lisa walked 1 1/4 miles on tuesday and 2 2/3 miles on wednesday. what was the total distance in miles lisa walked during those 2 days ?

Which expression is equivalent to 8(k + m) − 15(2k + 5m)?

2y= 3 2 x−2 y = − 1 3 x + 1 y=− 3 1 x+1

Aswimming pool had 2.5 million liters of water in it. some water evaporated, and then the pool only had 22 million liters of water in it. what percent of the water evaporated?