Solve (-4-7i) - (4+5i) - (2-i)

What is 108.75 - 17%?

At the dog show, there are 4 times as many boxer as spaniels. if there are a total of 30 dogs, how many dogs are spaniel?

Find the mean absolute deviation of the data set 65, 75, 64, 60, 64, 20, 80, 125?

The most common Native American language used in 2010 is Navajo, with about 169,000 people speaking the language nationally. If there are about 308.

An electrician changes a flat fee plus an hourly rate for a service call. She changes a total of $94 For a 3-hour service call on Monday and $130 for a 5-Your service call on Tuesday. how much should she change for 2-hour service call?

Round 781,407 to the nearest ten thousand?

The population density of Peru one year was approximately 23 people per square kilometer. Brazil has a land area of approximately 8.5 million square kilometers.

What is the solution to the equation? 13 and three-fourths + x = 7 and one-fourth x = negative 6 and one-fourth x = negative 6 and one-half x = 20 x = 21

In order to develop a more appealing cheeseburger, a franchise uses taste tests with 15 different buns, 8 different cheeses, 3 types of lettuce, and 4 types of tomatoes.

How is metric units and place value units alike and unlike