ac-ad + bc-bd

La respuesta, por favor es factorización

Keisha has 28 video discs, which is 8 less than 4 times the number of video discs in Minnie's collection. How many video discs does Minnie own?

739 is closer to what number than it is to

Jane has a checkbook balance of $68.00. She then writes two checks one for $5.00 and one for $62.50. She also deposits $75.00 then uses a. Calculator to determine her new balance which is the correct series of keys she should press

The tempature outside dropped 13°F in 7 hours. The final tempature was - 2°F. What was the starting tempature?

At a construction site, a 1.50Kg brick is dropped 25 meters from rest and hits the ground. How fast was the brick going when it hit the ground?

Write a formula for the area A of a parallelogram.

Pedro and Natalia play the trumpet. Pedro practiced 3/4 of an hour last night. Natalia practiced for 1/2 an hour. Who practiced longer?

What is the answer? Kim and Cyndi are starting a business tutoring students in math. They rent an office for $400 per month and charge $40 per hour per student.

There are nine balls. One is slightly lighter than the rest; the difference is small enough that you can't tell just by picking them up.

A cone-shaped building has a height of 11.4 meters and a base with a diameter of 12 meters. The building will be filled with road salt that costs $20 per cubic meter. How much will it cost to fill the building with road salt? Use 3.14 for π.