443 Answered Questions for the topic System of Equations

System Of Equations Interpretation Elevation

04/08/16

Solve a system of equations and interpret the solutions and if they are valid. explain
The elevation of a rock dropped from the top of a building that is 300 meters tall is modeled by h=300-4.9t2, where t is the time in seconds after the rock was dropped and h is its elevation in... more
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System Of Equations Algebra 2 Algebra Word Problems

03/24/16

4x+5y=102 / 7x+5y=126
i put the word problem into separate equations, all i have to do is solve the equations using the system of equations method.
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System Of Equations

03/22/16

writing systems of equations and word problems
An art teacher bought some large canvases at $7 each and some small ones at $4 each paying $219 in total altogether he bought 39 campuses how many large canvases did he buy?   Can you please... more
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System Of Equations Word Problems

03/14/16

n three times the width. The perimeter of her garden is 72 are the dimensions of Ashley's garden?
the length of Ashley's garden is 4 meters greater than three times the width. The perimeter of her garden is 72 meters. What are the dimensions of Ashley's garden?
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System Of Equations Algebra 1

03/14/16

Key Facts for a system of equations?
What're four key facts that an Algebra 1 student must know if they are going to write,graph,solve,and check a system of equations?
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System Of Equations

03/14/16

How do I solve this problem using different methods? (Substitution,Elimination etc)
Luis stops for coffee. A regular coffee costs $2 per cup and a frappuccino costs $4 per cup. Luis buys a total of 8 items and pays $26. How many regular coffees did he buy? How many frappuccinos... more
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System Of Equations

03/05/16

system of equations?
{-2x+5y=1   7x-10y=-11   If (x,y) is a solution to the system of equations above, what's the sum of x and y?
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System Of Equations

03/02/16

john paid $35 for 2 algebra and 3 geometry books. he paid $36 for 3 algebra and 2 geometry books. what is the cost of each book?
i really need help doing this I don't get this at all. please help!! thank you
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System Of Equations

02/28/16

Math question that involves setting up a system of equations
Julio has found that his new car gets 36 miles per gallon on the highwayand 31 miles per gallon in the city. He recently drove 397 miles on 12gallons of gasoline. How many miles did he drive on the... more
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System Of Equations Matrices

02/25/16

Solving system of equations
A theater has a seating capacity of 900 and charges $4 for children, $6 for students, and $8 for adults. At a certain screening with full attendance, there were half as many adults as children and... more
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System Of Equations

02/22/16

how much time did they spend walking
Tyler and Pearl went on a 20 kilometer bike ride that lasted 3 hours. Because there were so many steep hills on the bike ride, they had to walk for most of the trip. Their walking speed was 4... more
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02/18/16

the perimeter of a standard-sized rectangular rug is 24 ft. the length is 2 ft longer than the width. find the dimensions
what is the width?   what is the length?
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System Of Equations

02/10/16

system of equations
I have to use the substiution method. I think I'm suppose to use both sides, combine like terms, etc.  I forgot my notebook and I don't remember how to do this.  Please help.   4x+2y=6 y=5x-4     more
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System Of Equations

02/03/16

2x+5y=2 y=2x+10 what is the solution to the system
2x+5y=2  y=2x+10   What is the solution to the system?
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System Of Equations

01/31/16

What is the cost of one blueberry pie and one blackberry pie?
Mia sold 4 blueberry pies and 14 blackberry pies for a total of $304. Kelly sold 9 blueberry pies and 3 blackberry pies for a total of $114. What is the cost of one blueberry pie and one blackberry... more
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System Of Equations

01/29/16

I have to solve by system of equations
Danny wants to build a garden area in his back yard. He forms the garden in the shape of a rectangle . The perimeter of the rectangle is 84 feet. The length is 6 feet more that the width. Find the... more
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System Of Equations

01/27/16

two angles are complimentary. Their difference is 34 degrees. Find the measure of each angle.
 Algebra 1
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System Of Equations

01/25/16

The perimeter of a rectangle is 42 cm. The length is 3 more than twice the width. Find the length and Width of the rectangle
I have to slove by system of equations 
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System Of Equations

01/25/16

Word problem in ten description
Paige bought 10 packs of bubblegum. A pack of trident costs $1.80,and a pack of orbit costs $2.40. If Paige spent a total of $21.60 on a pack of bubblegum, how many packs of each type did she buy?... more
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System Of Equations

01/25/16

Using slove if equations
A sporting goods store sells right handed and left handed baseball gloves. In one month 12 gloves were sold for a total of revenue of $561. Right handed gloves cost $45 and left handed gloves cost... more
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System Of Equations

01/24/16

it takes 3.2 hours to canoe 12 miles downstream and 4.8 hours to paddle upstream, what is average paddling speed in still water and the current of the river
This is a system of equations and it is really hard for me.
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System Of Equations

01/22/16

Mrs. Argyros is older than Ms. Martinez. The difference of their ages is 12 and the sum of their ages is 50. Find the ages of each
Solve by system of equations 
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System Of Equations

01/22/16

The some of two numbers is 31. One number is 3 more than the other. Find the number
I need to solve by system of equations 
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System Of Equations

01/20/16

Fred and Sean are collecting vintage sport cars. Together they have collected 15 cars. Fred has collected 3more sports cars Sean. How many cars has each collect
I need to solve with system of equations 
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System Of Equations

01/20/16

In a recent basketball game the Broncos and the Mustangs combine to score 117 points. The Mustangs have 13 more points than the Broncos.
find the number of points each team had. I need to solve this by using one of the system of equations 
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