1,472 Answered Questions for the topic Linear Equations

Linear Equations

11/12/16

Find relation between U V W. U=3x+2y-z V=x-2y+z W=x(x+2y-z)
Find relation between U V W. U=3x+2y-z V=x-2y+z W=x(x+2y-z)
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11/11/16

How would you convert 2x=12+2y to y=mx+b form?
Its a graphing problem
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Linear Equations Math Linear Algebra Word Problem

11/06/16

Use the linear equation from part (a) to estimate Sven's weight from 50 days ago.
Sven has been on a diet for a couple of months now. When he got on the scale this morning, he weighed in at 242.4 lbs, a marked improvement over the 252 lbs that he weighed 16 days ago.(a) Suppose... more
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Linear Equations

11/05/16

Night Owl Motel rents rooms with 2 beds for $68 per night and rooms with 1 bed for $57 per night. One evening Night Owl Motel rented 27 rooms and made $1,704.
Night Owl Motel rents rooms with 2 beds for $68 per night and rooms with 1 bed for $57 per night. One evening Night Owl Motel rented 27 rooms and made $1,704.
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Linear Equations

11/04/16

Kaitlin needs to memorize words on a vocabulary list for Korean class. She has memorized 24 words,which is three-fourths of the list.How many words
discreet the answer 
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Linear Equations

10/20/16

Solving a word problem with three unknowns using a linear equation
Heather, Kareem, and Reuben served a total of 131 orders Monday at the school cafeteria. Reuben served 4 times as many orders as Kareem. Heather served 7 fewer orders than Kareem. How many orders... more
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Linear Equations

10/19/16

The product of 2 and 3 more than a number is 7
help please  
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Linear Equations

10/18/16

Finding an equation parallel to given line with specific points
Find the equation of the line that is parallel to the given line and passes thru given points. 3x-2y=9 points (-3,-1)
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Linear Equations

10/17/16

Linear Equations
0.03P+0.08(1400-P)=75
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Linear Equations

10/17/16

Combine Like Terms
-3x +3/11+4x-2/11=4/11
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Linear Equations

10/16/16

Line p goes through points (-2,6) and (4, -3). What is the equation for p?
line p goes through points (-2,6) and (4,-3). what is the equation for p
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Linear Equations (gh) ( 3)

10/12/16

How do I find this?
Let g(x)=4x and h(x)=x-7. Find (gh)(-3)     
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Linear Equations

10/12/16

the combine cost of 27 toasters and 18 pressure cookers is 6120.How much would be the combined cost of 12 toaster and 8 pressure cookers?
the combine cost of 27 toasters and 18 pressure cookers is 6120.How much would be the combined cost of 12 toaster and 8 pressure cookers?
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Linear Equations

10/12/16

A man is 5 yrs older than his wife and the wife is now thrice as older as their daughter, who is 10 yrs old. How old was the man when his daughter was born?
A man is 5 years older than his wife and the wife is now thrice as old as their daughter, who is 10 years old? How old was the man when his daughter was born?   a) 20 yrs   b) 23 yrs c) 25... more
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10/10/16

Use Cramer's rule to find the price per gallon of premium and regular gas
You fill your car with 15 gallons of premium gasoline and fill up a 5 gallon gas can with regular gasoline for various appliances around the house. You pay the cashier $42. The price of regular... more
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Linear Equations

10/10/16

Linear Equations
a stained glass factory must have 18 liters of 20% acid solution for an etching bath, but has only 15% and 35% acid solutions available. How much of each 15% acid solution and 35% acid solution... more
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Linear Equations

10/10/16

linear equations
Steve Fletcher wants to design a walkway to his house using two different kinds of paving bricks. He fins the job will require 380 bricks. The home improvement store sells two kinds of paving... more
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Linear Equations

10/10/16

write a system of linear equations
The manager of a fish store has water that is 10% salt and water that is 25% salt. He needs to fill an aquarium with 5 gallons of water that is 20% salt. Write a system of linear equations, solve... more
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Linear Equations

10/05/16

Solving Linear Equations
6r + 7 = 13 + 7r
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Linear Equations

10/04/16

A line passes through the point (4, –6) and has a slope of -3/4. Which is the equation of the line?
 A line passes through the point (4, –6) and has a slope of mc011-1.jpg. Which is the equation of the line?
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Linear Equations Math

10/02/16

Rita is saving up $15,000 to put a down payment on a condominium.
Rita is saving up $15,000 to put a down payment on a condominium. If she starts with $8000 saved and saves an additional $850 each month, which equation represents how far Rita is from her goal of... more
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Linear Equations

10/02/16

Linear Equation word problems
two workers work at a total of 48 hours. One worker made $32 per hour and work two made $41 per hour. the total gross earnings was $1734. How many hours did each worker worked?
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Linear Equations

09/29/16

Linear Equation
-x+11+3x+23=4 -x+11+3x+23=4
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09/28/16

Only find the 3% Account, please. I just need that one equation.
Papa smurf invested his textbook royalty income in two accounts, one paying 3% annual simple interest and the other paying 2% interest. He earned a total of $11 interest. If he invested three times... more
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Linear Equations

09/28/16

Linear Equation
2a = 20(2a - [2a + (3a - 3)])  + 3
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