The width of a rectangle is the length minus 4 units. The area of the rectangle is 21
units. What is the width, in units, of the rectangle?

Ben wants to play a carnival game that costs $2. in his pocket he has 5 red tickets worth 35 cents each, and 15 blue tickets worth 10 cents each. which of the following systems of inequalities correctly represents the constraints on the variables in this problem? let represent the red tickets and b represent the blue tickets.

What is the point-slope form of the equation for the line with a slope of -2 that passes through (1,4)?

15 and 14.7 are 1 apart, so 15 – 14.7 must be 1.