Write (21 - 4i) - (16 + 7i) + 28i as a complex number in standard form.

Is (3,-3) a solution of y < - 5x + 3?

2) - 4 (3n + 6) + 4 = - 104 A) {3} B) {-1}, C) (7) D) {-12}

3 Euros can be exchanged for 22.41 Kroners. How many Euros can be exchanged for 100 Kroners?

32x+16=32 solve for x

Which expression can be added to the right side of the equal sign to form an equation?

Your job pays $8 per hour. (a) Write an algebraic expression for your pay in dollars for working h hours. (b) What is your pay if you work 36 hours?

Mike is playing a game using a number cube and a quarter. He tosses both at the same time. What are all the possible outcomes during one turn? How many outcomes are in the sample space?

Round 630 to the nearest ten

ellen sells mugs that are in boxes in the shape of a cube. The edges of the boxes have a lenght of 1/2 foot. Ellen can completely fill a container in the shape of a rectangular prism with 378 boxes. What is the volume of her container?

1. 7/8 - 1/2 2. A security camera rotates 30° every 10 seconds. how long does it take the camera to rotate 360°?