Determine the measure of the unknown angles. PLEASE HELP

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Which expressions are equivalent to -6 + 3m

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

Astraight water slide is 175 feet above ground and is 200 feet long. what is the angle of depression to the bottom of the slide?