The absolute value of a number is always greater than its opposite. is this true?
a. no; the absolute value of a negative number is equal to its opposite.
b. no; all negative numbers are greater than their opposites.

Solve 3x-18=2y and 5x-6y=6 by elimination show work

Item 1 use the polygon tool to draw a rectangle with a length of 4 units and a height of 2 units. one of the sides of the rectangle falls on line ef , and the rectangle has a vertex of e. each segment on the grid represents 1 unit.

Mary and roberto bought identical backpacks at different stores. mary's backpack originally cost $65 and was discounted 25%. roberto's backpack originally cost $75 and was on sale for 30% off on the original price. which backpack was the better buy?