Is (1, 3) a solution to this system of equations? x + 18y = 1 5x + 4y = 17

Which is bigger 3 meters or 200 decimeters

Solve this inequality. -5x + 7 > 42 A. x> 245 B. x < - 175 C. x > 7 D. x < - 7

The least squares method is a mathematical procedure used to identify the linear equation that best fits a set of ordered pairs. a. True b. False

What is the product of 16x48?

Andrea draws a polygon. The sum of the interior angles is 60 times the number of sides. How many sides does the polygon have?

The mean temperature for the first 4 days in January was 4°C. The mean temperature for the first 5 days in January was 5°C. What was the temperature on the 5th day?

Herb knows the volume of a cone is one third that of a cylinder with the same base and height. He reasons that a cone with the same height as a given cylinder but 3 times the radius should therefore have the same volume as the cylinder, since 1/3•3=

A coin is flipped 3 times If you get tails once you get $5, tails twice you get $15, and tails on all three flips you get $40. What is the expected amount of money you will get?

If the interior angle of a regular polygon measures 170°, how many sides does it have

How do I get the sequence for the next 3 numbers 2,4,8,14, ... ?