1,472 Answered Questions for the topic Linear Equations
02/24/20
True or False Linear Systems
Determine which of the following statements are true and which are false. (a) The equation 4x − sin(1)y + 2z = 3√5 is linear.(b) The equation xy + 4z = 4 is linear. (c) If a system of linear...
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02/24/20
Systems of Linear Equations Questions
Find all solutions to the following systems of linear equations: (a) x + y = −5 2x − 4y = −4 (b) x + y − z = 1 x + 2y + 2z = 1 2x + y − 5z = 2
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02/24/20
Linear Systems Equation Solutions Questions
Determine how many solutions each of the following linear systems have:(a) 6x + 8y = 5 −2x + 9y = −6 (b) 5x + 2y + z = 4 −x + 8y + z = −2 (c) 2x − 3y = −1 3x + y = −4 x − 7y = 2 (d) x + 3y + 3z = 3...
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Linear Equations Algebra 2
02/24/20
Draw a graph with the equation y=0.30x+27.75
02/15/20
Algebra Choir Ratio Problem.
The ratio of females to males in the choir is 7 to 4. If twelve males and three females are absent from a particular practice, the ratio of females and males is five to two. How many members of the...
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02/13/20
Basketball Formulas
The formula T = 3x + 2y + f can be used to calculate the total number of points made in a basketball game where: x = number of three-point goals y = number of two-point goals f = number of free...
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Linear Equations Linear Algebra
02/12/20
Analyse the case below in regard with the linear programming technique
A good example of how to use operations research analysis is to consider the plight of farmer Jones. He must decide how many acres of corn and wheat to plant this year. One acre of corn...
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Linear Equations Linear Algebra
02/12/20
How do i solve this question? what equation am i using
The demand curve for a product is p=60 - 0.0005q where p is the price per unit and q is the quantity demanded. How many units must be sold to achieve sales of 1200000?
02/12/20
Calculating damage output in a video game
I have a character in a video game with 2 different sets of items. A normal attack does 800 damage, a critical attack does 1,5 times that, so 1200. The character has a certain attack speed, and a...
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Linear Equations Prealgebra
02/12/20
Systems of Two Linear Equations: Help plugging in plots.
So currently I'm learning about Systems of Two Linear Equations. I have to write an equation (y = mx + b) and use the points (24, 16). What would I input in the equation?
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Linear Equations Linear Algebra
02/11/20
solve for me pls
Two factory plants are making TV panels. Yesterday, Plant A produced 5000 fewer panels than Plant B did. Two percent of the panels from Plant A and 5%of the panels from Plant B were defective. How...
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02/08/20
Family of lines equation, need help
I'm super confused with this question: a family of lines have equations of the form 3x+by=12, where b is a non-zero number.Find the equation of the line perpendicular to 3x+by=12 at the point...
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Linear Equations
02/06/20
J is 24 less than22
Linear Equations
01/25/20
Solving a word problem involving a sum and another basic relationship using a system of linear equations
The sum of two numbers is 53. The larger number is 15 more than the smaller number. What are the numbers?
Linear Equations Algebra 2
01/22/20
a vertical line that passes through the point (2,-1)
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Linear Equations Algebra 1
01/21/20
The sum of two consecutive even numbers is nine times their difference. What are these two numbers?
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Linear Equations Algebra
01/20/20
Solve the formula for the specified variable.
I need help in solving this.
V=1/3πr2h; h
the 1/3 is a fraction.
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Linear Equations Linear Algebra
01/16/20
if 2w -1 =2 what is the value of w(expontent2) -1
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Linear Equations Algebra 1
01/14/20
Linear Equations
Can someone please help me solve this problem! "Sally has a part time job mowing lawns so she can save money for a new car. She charges $5 per hour. Write an equation to model this situation."...
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Linear Equations Linear Algebra
01/08/20
Intersection of 5x+2y=43 and -6x+3y=-30
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Linear Equations
01/07/20
Find the equation of the line that passes through (4,4) and is parallel to y = 2 x + 4 . Leave your answer in the form y = m x + c
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01/02/20
For each problem, set up an equation and solve it using the balance method.
For each problem, set up an equation and solve it using the balance method. a) the perimeter of a rectangular car park is 88 m. If the length is 12m more than the width, what are the dimensions of...
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12/19/19
Is this a linear or quadratic function?
y = (x+1)(6x-6)-6x^2 Linear or quadratic? What's the linear term? Constant term?
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12/05/19
linear equation word problem
A store is having a sale on almonds and jelly beans. For 6 pounds of almonds and 2 pounds of jelly beans, the total cost is $24For 3 pounds of almonds and 5 pounds of jelly beans, the total cost...
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Can someone help me solve this linear programming problem?
A calculator company produces a scientific calculator and a graphing calculator. There is an expected demand of at least 60 scientific and 80 graphing calculators each day. Because of limitations...
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