Last year alex earned a monthly payment of $250 and ben earned a monthly salary of $180. this year each of them received it increase of 25%. this year how much more did alex earn in one month than ben?
i do not understand how to solve this !

Areal estate agent earns $32,000 a year plus $1,000 for each apartment he sells. write an equation that shows the relationship between the number of apartments abe sells,n, and the total amount he earns in a year,e. what is the total amount abe would earn from selling 10 apartments in one year

Don't know how to find x given these segment lengths

Write the slope-intercept form of the line that passes through the point (1, 0) and is parallel to x - y = 7. t