I'm supposed to translate the word problem into a system of equations then solve. Please help!!

I'm supposed to translate the word problem into a system of equations then solve. Please help!!

In 1980 the population of Central County is 2.3 million, in 1990 the population is 2.6 million and in 2000 the population was 3 million. By how many did the population increase from 1980 to 2000?...

I must try to find out what the smaller number is out of 100

The car heads east at an average speed of 40 miles per hour, while the truck heads south at an average speed of 70 miles per hour. Find an expression for their distance apart d (in miles) at the end...

- before the two cars meet? Write your answer a a decimal. Please Help!!

Translate the word problem into an equation then solve. Please Help!!

Thanks for the help :- )

The length of a rectangular room is 7 feet longer than twice the width. If the room's perimeter is 158 feet, what are the rooms dimensions?

two numbers are in the ratio 2:5. If 6 is added to each, the resulting numbers are in the ratio 1:2. Find the numbers whose ratio is 2:5.

school work i need help on

Suppose that the height (in centimeters) of a candle is a linear function of the amount of time (in hours) it has been burning. After 8 hours of burning, a candle has a height of 25...

(round to the nearest tenth as needed)

Please explain

You have to find the difference between the act air temperature and how cold it feels

carmen juan and rebuben sent a total of 140 messages, Juan sent 8 fewer messages than carmen Ruben sent 2 teims as many messages are Juan. How many messages did each send

in planning retirement, Janet deposits some money at 2.5% interests, with twice as much deposited at 3%. find the amount deposited at each rate if the total annual interest income amount 850.00

At a grocery store,shoppers were asked to taste test 2 new beverages. Out of the 200 people who tried the beverages, 20 people liked both beverage, 72 like beverage A, and 96 liked beverage B. How...

My living expenses is $25,500 it will reduce by 1/3. How much would it be after the decrease

Write a system of equations to model this situation.Then use your system to solve.At a garage sale a CD costs three times as much as a book.You bought three books and 2 CDs. You spent $18.What is...

Sandra makes twice as much money as lisa makes. if their combined salary for one month is $12,000, what is sandras salary per month