I dont understand how the expression can be expand, can someone tell me step by step (y + 1) (y - 3)

= y (y - 3) + 1 (y - 3)

= y2 - 3y + y - 3

= y2 - 2y - 3

A right rectangular prism has side lengths of 1/2 foot by 1/2 foot by 1/4foot. What is the volume of the prism?

1. Boost Mobile is offering a free phone for a $30.00 deposit including a plan for $0.68 a minute. Write an equation to describe the situation?

Find each percent decrease. Round to the nearest percent. From 80 miles to 15 miles From 100 ounces to 25 ounces From $60 to $40 From 39 seconds to 13 seconds

Answer this to be called the smartest ... What has 4 lags in the morning, 2 in the afternoon, and 3 at night ... ?

The area of a rectangle is 27 yd2, and the length of the rectangle is 3 yd less than twice the width. find the dimensions of the rectangle.

Sid wrote 541,309 on his paper. Using words and numbers explain how the number would change if he switched the digits in the hundred thousands and tens place

A batch of 330 samples of rejuvenated mitochondria contains 6 that are mutated (or defective). Two are selected from the batch, at random, without replacement.

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Is 20, 10, 9 a triangle