The u. s senate has 100 members. after a certain election, there were 16 more democrats than republicans, with no other parties represented. how many members of each party were there in the senate?

Factor the expression using the gcf. the expression 21m−49n factored using the gcf

Lin is writing an equation to model the proportional relationship between y, the total cost in dollars of downloading videos from a website, and x, the number of videos downloaded. she knows that the total cost to download 3 videos was $12. her work to find the equation is shown below. joylin’s work step 1 k= 3/12= 0.25 step 2 y= 0.25x where did joylin make her first error?

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?