There was 2/3 of pan of lasagna in the refrigerator. bill and his friends ate half of what was left. write a number sentence and draw a model to represent the problem. how much of the pan did they eat.

20 solve 2(4 x + 3) < 5 x + 21. a) { x | x < 9} b) { x | x > -5} c) { x | x > -9} d) { x | x < 5}

When george started his current job, his employer told him that at the end of the first year, he would receive two vacation days. after each year worked, his number of vacation days will double up to five work weeks (25days) of payed vacation. how many vacation days will he have in 4 years

How can writing phrases as algebraic expressions you solve problems?