A couch is selling for $450. After not selling for 4 months, it is marked down to $427. What is the percent markdown?

The measures of two supplementary angles are (4x + 4) ° and (6x + 7) °. What is the measure of the smaller angle? A. 19.6° B. 108.4° C. 58.6° D. 71.6°

Together maria and john have $70 if maria has $20. less than john, how much money does each have

Given sin x =.1234, find x in degrees.

How many 0 in millions

I need understand math

What is f (x) = - 2x squared

A toss of a 20-sided die is equally likely to be any integer between 1 and 20 inclusive. What is the expected value of the number tossed?

Wo systems of equations are shown below: System A System B 2x + y = 5 - 10x + 19y = - 1 - 4x + 6y = - 2 - 4x + 6y = - 2 Which of the following statements is correct about the two systems of equations?

Area of a rectangle lengthd 3 inches by 1/8 wide3 inches

When ordering a pizza, I can choose one of three toppings (labeled P, S, V) and one of two kinds of crust (labeled #1 and #2). What is the sample space of the possible outcomes?