A smart TV is on sale for 10% off. If the original price is $1,200, what is the sale price?

What is the value of x in the equation 6(x + 1) – 5x = 8 + 2(x – 1)?

Solve the system by the elimination method. x + y - 6 = 0 x - y - 8 = 0 when you eliminate y , what is the resulting equation? 2x = -14 2x = 14 -2x = 14

Find the measure of the interior angles of the following regular polygons: a triangle, a quadrilateral, a pentagon, an octagon, a decagon, a 30-gon, a 50-gon, and a 100-gon.