The length of a rectangle is 9 more than the width. The area is 162 square centimeters. Find the length and width of the rectangle.

Find the solution of system of equation y= x-4 y=4x+2

Lance lived in portugal and brazil for a total of 14 months to learn portuguese. he learned an average of 130 new words per month when he lived in portugal, and an average of 150 new words per month when he lived in brazil. in total he learned 1920 new words. write a system of equations to represent the situation. use x to represent portugal, and y to represent brazil

An ulcer medication has 300 milligrams in 2 tablets. how many milligrams are in 3 tablets?