1. Janette buys a scarf with an original price of $30, but is on clearance for $18. What percent was the scarf discounted?

Solve the system by the elimination method. 3x - 2y - 7 = 0 5x + y - 3 = 0 to eliminate y, the lcm is 2. which of the following is the resulting equations? 1.3x - 2y - 7 = 0 5x + y - 3 = 0 2.3x - 2y - 7 = 0 -10x - 2y + 6 = 0 3.3x - 2y - 7 = 0 10x + 2y - 6 = 0

If lmn=xyz, which congruences are true by cpctc? check all that apply

What is the best approximation for the area of a circle with a radius of 4 m ? use 3.14 to approximate pi