Three support beams for a bridge from a pair of complementary angles. Find the measurements of each angle (x+3)°+(2x-3)°

The ratio of rock songs to dance songs on jonathan’s mp3 player is 5: 6. the total number of rock and dance songs jonathan has is between 101 120. how many rock songs does he have?

Marla bought a book for $12.95, a binder for $3.49, and a backpack for $44.99. the sales tax rate is 6%. find the amount of tax and the total she paid for these items

What are the domain and range of the function f(x)=2^x+1