1,456 Answered Questions for the topic Linear Equations

Linear Equations

02/10/22

What is the linear equation of a line with a rate of change of −1/2 that passes through the point (0,4)?
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Linear Equations Math Linear Algebra

02/10/22

Linear Inequalities Maximum Revenue
Christy sells her photographs at a booth at a street fair. At the start of the day, she wants to have at least 25 photos to display at her booth. Each small photo she displays costs her $4 and each... more
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Linear Equations Equations Quadratic Equation

02/04/22

For a function f, the table gives some values of x and their corresponding value of f(x). What is the y-coordinate of the y-intercept of the graph of y=f(x) in the xy-plane?
The table : X=0; f(x)=7 X=2; f(x)=8 X=5; f(x)=0
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Linear Equations Linear Algebra Algebra Functions

02/03/22

Write the equation of the line with gradient 5 and y-intercept -4
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Linear Equations Linear Algebra Algebra Functions

02/03/22

What is the gradient of the straight line joining (6, 5) and (8, 6)?
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Linear Equations

02/01/22

Write a linear equation from a slope and a point
Alinewithaslopeof 1 9 passesthroughthepoint (9, 6) .   What isitsequationin slope -intercept form?
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Linear Equations Calculus

01/30/22

Find the linear approximation L(x)=f(a)+f'(a)(x-a). f(x) = 4 x^2 e^(20 + 5 x) at a= -4
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Linear Equations Linear Algebra Algebra Equations

01/28/22

Unsolvable 8th Grade Question
In a multinational company that employs Indians, Turks, Chinese, Germans and Australians, the Indians are one less than one-third the number of germans and three less than half the numbers of... more
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Linear Equations Linear Algebra Algebra Equations

01/28/22

Unsolvable 8th Grade Question
In a multinational company that employs Indians, Turks, Chinese, Germans and Australians, the Indians are one less than one-third the number of germans and three less than half the numbers of... more
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Linear Equations Math Linear Algebra Algebra

01/28/22

Linear inequality word problems
Laila is buying her friend roses for his birthday. She has $25 to spend, and wants to save at least $1.50 for a card. If roses are $2.00 each, what is the maximum number of roses Laila can purchase... more
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Linear Equations Math Linear Algebra Algebra

01/27/22

Linear inequality word problems
A car traveling 60 miles per hour approaches an area with a 50 mph speed limit. In order to reduce the speed to 50 mph or less, the driver slows down the car at a constant rate of 15 feet per... more
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Linear Equations Math Linear Algebra Algebra

01/21/22

Linear Equation Word Problems
Cecilia rents a moving truck that uses a gallon of gas every 10 miles for $29.95 per day. She incurs an additional charge of $0.89 for each mile traveled and must return the truck with the same... more
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Linear Equations Math Linear Algebra Algebra

01/20/22

Linear Equation Word Problems
Alma and Erika work part-time stocking shelves at a grocery store. At 7:00 a.m on Saturday, Alma begins unpacking boxes at a rate of 1 box every 6 minutes. Erika joins her at 7:45 a.m unpacks 1 box... more
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Linear Equations Math Linear Algebra Algebra

01/19/22

Linear Equation Word Problem
Oliver mows lawns in his neighborhood. He charges $10 for each regular yard he mows, and he charges an extra $5 for each large yard that he mows. In one week he mowed 6 more large yards than... more
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Linear Equations Math Linear Algebra Algebra

01/19/22

Linear Equation Word Problems
A meteorologist estimates that on a sunny day, the air temperature decreases by about 4 degrees fahreheit every 1,000 (ft) of elevation gain. On a certain day, the air temperature outside an... more
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Linear Equations Math Linear Algebra Algebra

01/19/22

Linear Equation Word Problems
A meteorologist estimates that on a sunny day, the air temperature decreases by about 4 degrees fahreheit every 1,000 (ft) of elevation gain. On a certain day, the air temperature outside an... more
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Linear Equations Math Algebra

01/19/22

Linear Equation Word Problems
A barber offers two options at his barbershop: a $15.00 regular haircut and a $20.00 deluxe haircut. On a certain day, the barber gave r regular haircuts and 3 fewer deluxe haircuts than regular... more
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Linear Equations Math Algebra

01/17/22

Linear Equation Word Problems
Camille and Hiroki have decided to start walking for exercise. Camille is going to walk 7 miles the first day and 3 miles each day after that. Hiroki is too busy to walk on the first 2 days, so... more
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Linear Equations Math Properties Of Equality

01/12/22

How do I describe the properties of equality used to solve linear equations?
I really don't get this question and my brain just doesn't follow it at all. Like how do I describe something like that?Please help me!
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Linear Equations Math Algebra Help

01/12/22

A drama club earns $1040 from a production by selling 64 adult tickets and 132 student tickets.

An adult ticket costs twice as much as a student ticket. a. Write a system of linear equations that represents this situation. Let x represent the cost of an adult ticket and y represent the cost... more
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Linear Equations Math

01/12/22

how do I convert this into standard form (Ax + Bx + C = 0) the slope is – 3/2 and the x-intercept is 4.
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Linear Equations Math

01/12/22

how do I convert this into standard form (Ax + Bx + C = 0) the slope is – 3/2 and the x-intercept is 4.
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Linear Equations

01/09/22

Solving a word problem with two unknowns using linear
Devaughn’s Ages two times Sydney’s age. The samba their ages is 57. What is Sydney’s age?
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Linear Equations

01/09/22

Need help with linear equations
Ms. Schiedler’s friend decided to run a marathon (26.2 mi) for the first time with a goal of finishing the race. They ran for part of the race and walked the rest. Their average running rate is... more
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Linear Equations Math Linear Algebra

01/02/22

linear algebra math questions

Find the complete solution to 𝐴𝑥 = 𝑏. Show all steps in detail.A= [2 4 64 , 2 5 76, 2 3 52] b=[b1 b2 b3 ]= [4 3 5]
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