109 Answered Questions for the topic Linear

07/19/16

#### Slopes/Intercept

y =3/2x - 3
Provide this equation with the standard form of itself and what 2 points they intercept.
As well at a Table Of Values starting at -4 for x!

07/08/16

#### Find equation whose x intercept iof a line is 4 and y intercept is 8.

In my book, it says the answer is (x)/4 + (y)/8 = 1
I have no idea how to solve to get to that answer.

07/03/16

#### Linear equation word problem

how much money did a man have if he had $240 left after spending 20% of it at one store and 30% of it at another store ?

04/12/16

#### Linear and Nonlinear functions

Does the equation represent a linear or a nonlinear function? Explain.
2x+3y=7
y+x=4x+5

03/11/16

#### Find two numbers whose sum is 72 and one of them is twice the other one

system of linear equation question

02/21/16

#### Which equation represents a line that's parallel, but not coincident to y=1/2x-3?

A. y=2/4x-6
B. y=3/6x-3
C. y=2x-6
D. y=-1/2x-1

02/16/16

#### Please help me with the following mathematical question.

The yield of zucchini Z kg/hectare, over a period of x hours of sunshine and y mm of rainfall is shown in the following statistics:Z= 23,28,30X= 30,50,40Y= 320,360,400a) Form a linear model in the...
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02/11/16

#### how do you determine a linear relationship from a table?

i have to find the relationship between the length of a peice of rope and the number of knots tied in it.
i have a table of my results, but dont know how to plot the graph or how to determine a...
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02/09/16

#### I really need urgent help for this question... What do they mean by determine the conditions? What conditions? And how do I do the question?

Consider the simultaneous equations px-y=6,8x-2y=q determine the conditions that p and q must satisfy of the simultaneous equations have (i) an infinite number of solutions(ii) no solution,(iii) a...
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12/23/15

#### Linear Function

Write a rule for a linear function y=f (x), given that f (0) =-5 and f (-5) =-6. Write answers using fractions or integers.
The function rule is f(x) =

12/21/15

#### linear equations

A quarterly electricity bill shows the following charges: For the first 50 kWh (kilowatt hours): 9.10c per kWh For the next 150 kWh: 5.80c per kWh Thereafter: 3.56c per kWh
a Write down a formula...
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10/05/15

#### Linear Models

A salesperson recieves a base salary of $35,000 and a commission of 10% of the total sales for the year.
a. Write a linear model that shows the salesperson's total income based on total sales...
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08/09/15

#### Help Please

A builder needs to build a ramp to a house. It starts at 10 meters from the house, and when it reaches the house it is 0.8 meters higher than where it started.
Building regulations state that the...
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08/09/15

#### Distance from the point (-2,4) to the point (3,-5)

Show and tell how could you find the distance from the point (-2,4) to the point (3,-5)?
Is there more than one way to find the distance between the two points?
What mathematical theorems were...
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04/27/15

#### Suppose S_1={u_1,u_2} and S_2={v_1,v_2} are each independent sets of vectors in an n-dimensional vector space V.

Let us assume that every vector in S_2 is a linear combination of vectors in S_1.Question: Does that mean that S_1 and S_2 are bases for the same subspace of V?I know that the answer to this...
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03/25/15

#### Linear Inequalities, solve & give interval notations, show on number line:| 2x+1 | < 3

Linear Inequalities:
Solve, & give interval notations, show on number line:
| 2x+1 | < 3
If I solved it correctly, I got x<1, please correct me if wrong. How would I show...
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03/04/15

#### Please help solve these simultaneous linear equations.

3x + y = 182x – y = 75x + 3y = 212x + 7y = 205x + 3y = 312x + y = 122x + 3y = 1-x + 2y = -47x + 2y = 172x – 2y = 1

01/15/15

#### linear inequalities

What are the equations of the boundary lines in the form y=... for these two inequalities
I) 2y+3x> 11
II) 2y> 10x-7
The second equation should a greater of equal to sign.
2)...
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11/25/14

#### Find a basis of the subspace R4 consisting of all vectors

Find a basis of the subspace of R4 consisting of all vectors of the form [x1, -2x1+x2, -9x1+4x2, -5x1-7x2]

11/16/14

#### Describe all solutions of Ax=0

Let A= [1 -4 5 4
2 -8 10 8]
Describe all solutions of Ax=0
x=x2 ?+x3 ? +x4?

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