Matt is 5 years more than twice his brother's age. matt is 20 years old. how old is his brother?

Afruit stand has to decide what to charge for their produce. they need $10 for 4 apples and 4 oranges. they also need $15 for 6 apples and 6 oranges. we put this information into a system of linear equations. can we find a unique price for an apple and an orange?

Rewrite the following quadratic functions in intercept or factored form. show your work. f(x) = 3x^2 - 12

Awindow washer cleans 42 windows in 2 hours. at this rate, how many windows did he clean in 180 minutes.