What is the length of a rectangle with width 18in and area 135in2

Use the elimination method to solve the system of equations -x+5y=-4 and 4x+3y=16

If you had $1,900,000, how many days would it take you to spend all if you spent $1 a second. (there are 86,400 seconds in a day)

Write an equation of the line that passes through the point (2, 3) and is perpendicular to the line x = -1. a) y = 1 b) y = 3 c) y = 0 eliminate d) y = -3