An equation to solve it."
e said that she subtracted 20 from both sides of
uation to solve it. Colin thinks that the equation
he was solving could have been 6 +t= 20. Does
Colin's reasoning make sense? Explain.

3382-299=3383- ? fill in the blank?

The u-drive rent-a-truck company plans to spend $13 million on 320 new vehicles. each commercial van will cost $25 comma 000, each small truck $50 comma 000, and each large truck  $80 comma 000. past experience shows that they need twice as many vans as small trucks. how many of each type of vehicle can they buy?

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?