Find the equation for the line that passes through the point (-1, 1) and that is perpendicular to the line with the equation -2/3x + y = -2/3.

Mrs. gehrke said cheddar weighs 16.8 pounds. he actually weighs 15.2 pounds. what is the percent error?

Each cookie sells for $0.50 sam spent $90 on baking supplies and each cookie cost $0.25 to make how many cookies does sam need to sell before making a profit formula: sales> cost

Describe the symmetry of the figure. identify lines of symmetry, if any. find the angle and the order of any rotational symmetry.