1,472 Answered Questions for the topic Linear Equations
Linear Equations
04/14/15
Nick has $50 to spend he decides to spend $5 each day .the amount of days in his vacation and amount of money he has left are related write an linear equation
we are talking about linear word problems /equations
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Linear Equations
04/13/15
system of linear equations
Suppose that there are two types of tickets to a show: advance and same-day. Advance tickets cost $20 and same-day tickets cost $25. For one performance, there were 65 tickets sold in all, and the...
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Linear Equations
04/05/15
Write the standard form of the eqation of the line through the pair of points (-4,2) and (-6,8)
Write the equation using only integer coefficients
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Linear Equations
04/02/15
Find a linear equation relating the number of chirps C to temperature in degrees T.
At 10 degrees C a cricket chirped times per minute. At 20 degrees C the chirping increased to 112 chirps per minute.
03/31/15
solve the system of linear equations by substitution.
x-y=9
2x+5y=4
2x+3y=25
4x-y=15
3x-6y=2
4x+3y=-1
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Linear Equations Substitution
03/31/15
solve the system of linear equations by substitution.
y=x+3
y=5x-5
y=3x-1
y=x-7
x=5y+2
x-4y=5
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03/31/15
tell which equation you would choose to solve for one of the variables when solving the system by substitution. explain.
y=5x-2
2x+9y=10
3x-7y=12
3x-12y=6
1/5x+y=8
4x-3y=1
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Linear Equations
03/28/15
Write a linear equation to find the price p of a share of XYZ Corporation stock w weeks from now. Estimate the price of a share of stock five weeks ago.
The price of a share of stock in XYZ Corporation was $74 two weeks ago. Seven weeks ago, the price was $59 a share.
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Linear Equations
03/25/15
Solve for x in 3x^2-3x-330=0
x^2 + (x^2 - 5x) + (x^2 + 2x) + 30 = 3603x^2 - 3x - 330 = 03(x^2 - x - 110) = 0x^2 - x - 110 = 0so the linear equation i used was:x = -b + √(b^2 - 4ac) / 2ax = 1 + √(1^2 - 4*1*110) / 2x = 1 + √(1 -...
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Linear Equations
03/20/15
Given G. (x)=7-x/ x-1 evaluate G(-3). Simplify answer
need help with this for hw
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Linear Equations
03/18/15
The cost for a rental car is compromised of a fixed fee for the cleaning and maintenance of the car. 15 days= $562.50 32 days= $1,174.50
What does the rental company charge per day?
What is the administrative fee?
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Linear Equations
03/17/15
Johnson bought a painting for $62.00. Each year the painting has increased in value by $13.00.
Write a linear equation that represents this equation.
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Linear Equations Linear Algebra
03/17/15
james invests $20000 in an account that has an annual interest rate of 8.3%. which is the correct equation?
P6=20000(1+.083)6
P6=20000(1+.083)6+1
P6=20000(1+.083)6-1
P6=20000(1+.83)6-1
Linear Equations
03/13/15
Write equation in slope intercept form and then find slope (m) and y intercept (b)
Of corresponding line : 7x + 9y-7 =-9
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Linear Equations
03/12/15
what is the equation of the line that passes through the given points
what is the equation of the line that passes through the given points (-2,-2) and (4,-4)
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Linear Equations
03/12/15
what is the equation of the line that passes through the point and has the indicated slope m (6,-4); m = 5;
what is the equation of the line that passes through the point and has the indicated slope m (6,-4); m = 5;
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Linear Equations
03/12/15
what is the equation of the vertical line that passes through (0,-2)
what is the equation of the vertical line that passes through (0,-2)
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What type of function is represented by the following graph?
graph begins in second quadrant, increases as x approaches 3 in the first quadrant. The graph then begins in the fourth quadrant, increases, and finally levels off without crossing the x...
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Linear Equations
03/07/15
mike wants to make meatloaf. his recipe uses a total of 8 pounds of meat. if he uses a 3 to 1 ratio of beef to pork, how much pork will he use?
mike wants to make meatloaf. his recipe uses a total of 8 pounds of meat. if he uses a 3 to 1 ratio of beef to pork, how much pork will he use
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Linear Equations
03/04/15
What was the population of Springfield after the move?
I don't get how to setup an equation to solve this problem.
Centerville and Springfield had the same population until 30 people moved from centerville to Springfield. After the move,...
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Linear Equations
03/04/15
The sum of two numbers is 24. The difference between the greater number and twice the smaller number is 18. Find the greater number.
This is a question from my Math homework. I never understood word problems.
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03/03/15
which of the linear systems has infinitely many solutions?
A. y=3x+4 y=3x+7
B. y=3x-5 y=3x+5
C. y=3x+4 y=3x-7
D. y=3x-1 y=-3x+1
Please show steps
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03/03/15
which of the linear systwms has exactly one solution?
A. y=3x-5 y=3x+5
B. y=3x+6 y=3(x+2)
C. y=3x+4 y=3x-7
D. y=3x-1 y=-3x+1
Please show steps.
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