Tìm nghiệm của đa thức 3x+15

Find |−5|. a. −5 b. 5 c. one-fifth d. –one-fifth !

Jack did 3/5 of all problems on his weekend homework before sunday. on sunday he solved 1/3 of what was left and the last 4 problems. how many problems were assigned for the weekend?

Jayne is studying urban planning and finds that her town is decreasing in population by 3% each year. the population of her town is changing by a constant rate.true or false?