1,472 Answered Questions for the topic Linear Equations
Use the dot product to find the magnitude of u.
u = <4,-4>||u|| = ______
03/19/21
Why value of A and B are different in these two methods ?
Hi everyone, I was trying to find the values of A, B coefficients by using 2 methods:method 1 by equating coefficients and method 2 by substituting different values of s.Please referee to the...
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03/18/21
solve the following exponential equation 2(27)^x=162, by writing both sides with the same base
03/18/21
solve the following exponential equation 2^3x=(1/4)^x+1 by writing both sides with the same base
Linear Equations Linear Algebra
03/14/21
Linear Algebra and Linear Equation
A group of 14 people spent P560.00 for admission tickets to a certain show. Gate A charges P50.00 for adults, P30.00 for students and P20.00 for children. If the same people could have entered...
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Find the vector v with the given magnitude and the same direction as u.
Magnitude: ||v|| = 15Direction: u = 4i - 5jv = _______
03/13/21
Compute the following, then sketch each resultant vector.
u = <7,3>, v = <-4,0>(a) u+v = _____top left: a, top right: b, bottom left: c, bottom right: d
(b) u-v = ______top left: a, top right: b, bottom left: c, bottom right:...
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Linear Equations Linear Algebra
03/13/21
Linear Algebra Problem Solving
A class of 32 students was made up of people who were all 18, 19 and 20 years old. The average of their ages was 18.5. How many of each age bracket were in the class if the number of 18-year-olds...
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Linear Equations Linear Algebra
03/13/21
Linear Algebra Problem Solving
A group of 14 people spent P560.00 for admission tickets to a certain show. Gate A charges P50.00 for adults, P30.00 for students and P20.00 for children. If the same people could have entered...
more
Linear Equations Linear Algebra
03/11/21
Linear Algebra (Gauss Jordan reduction)
Klein, Jillan and Jielaine assembled 741 newsletters for distribution to students. Klein could assemble 124/h, Jillan 118/hr while Jielaine 132/hr. One morning, the three volunteers worked a total...
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Linear Equations
03/11/21
What is the ordered pair to 2x+y=3
Orderd pair, math class, period 3 Alexis prentice orderd pair..
Linear Equations Linear Algebra
03/11/21
Linear Algebra Problem Solving
The owner of J3K invested an amount of P30 000.00 separately. The first at 6%, the second at 7% and the third at 9%. In one year, the profit was P2210.00. However, if the first amount was...
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Linear Equations Linear Algebra
03/11/21
Linear Algebra Problem Solving
Three water pipes are connected to a tank. Together, the first and second pipes can fill the tank in 20 hours. Together, the first and the third pipes can fill it in 30 hours and together, the...
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LINEAR AND NON-LINEAR SYSTEMS OF EQUATIONS
The Botany Club wants to fence off a new garden. The perimeter of the garden is 24 feet. The length of the garden is twice the width. What are the dimensions of the garden?a) Write a system of...
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03/07/21
Simultaneous equations
y = 12x + 420y = 15x + 330how do I solve the two simultaneous equations above using algebra?
03/02/21
Solve the following system if equations for all three variables
9x+4y+9z=3-9x-2y-7z=1-x+2y+z=5
Linear Equations Math
03/01/21
x intercept help?
y = 3/4 x - 23/4what is the x intercept of the above with steps please?
Linear Equations Linear Algebra
02/26/21
Solve the following system of equations for all three variables
2x-3y-2z=78x-3y+2z=-94x+3y+4z=-3
02/22/21
create a cost function in the form CA=mx+b where m is total cost per burger x is the number of burgers sold and b is fixed cost of per week
m= 0.45x= 450b= 1077.5how would this look as an equation which can be graphed because when I do it it looks like 0.45 x 450 + 1077.5and when I try to put it on online graphing technologies it won't...
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Linear Equations Algebra
02/16/21
Jerry, a plumber, charges an initial fee of $75, plus $65 per hour. Which represents the cost of hiring Jerry for 6 hours.
Linear Equations Algebra
02/16/21
The initial weight of a container is 6.2 pounds. As water is added to the container, the weight increases at a rate of 0.6 pounds per minute. Write the function rule for this situation.
Linear Equations Word Problem
02/12/21
How do I find the dimensions of the triangle if the perimeter is 26cm and what does x represent as?
The sides of a triangle are 2x + 1, 3x - 4 and x + 5. Find the dimensions of the triangle if the perimeter of the triangle is 26cm.
Linear Equations Linear Algebra
02/10/21
linear question
A company finds that there is a linear relationship between the amount of money that it spends on advertising and the number of units it sells. If it spends no money on advertising it sells 250...
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02/10/21
Please I really need help with this question and if you do answer please add the steps :)
Write a system of linear inequalities so the points (1, 2) and (4, −3) are solutions of the system, but the point (−2, 8) is not a solution of the system.
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