54 Answered Questions for the topic lines

#### stuck again with percentage question

A scientist has two solutions, which she has labeled Solution A and Solution B. Each contains salt. She knows that Solution A is 65% salt and Solution B is 80% salt. She wants to obtain 150 ounces...
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#### I am not great at percentage problems, so I want someone help with this question

The Royal Fruit Company produces two types of fruit drinks. The first type is 40% pure fruit juice, and the second type is 100% pure fruit juice. The company is attempting to produce a fruit drink...
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#### A question about (Solving a tax rate or interest rate problem using a system of linear equations)

A theater group made appearances in two cities. The hotel charge before tax in the second city was $1500 lower than in the first. The tax in the first city was 6.5%, and the tax in the second city...
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#### A question about (Solving a tax rate or interest rate problem using a system of linear equations)

Last year, Shen had $20,000 to invest. He invested some of it in an account that paid 9% simple interest per year, and he invested the rest in an account that paid 7% simple interest per year....
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#### A question about (Solving a distance, rate, time problem using a system of linear equations)

Two buses leave a station at the same time and travel in opposite directions. One bus travels 13 mih faster than the other. If the two buses are 945 miles apart after 7 hours, what is the rate of...
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#### my question about (Solving a value mixture problem using a system of linear equations)

Two mechanics worked on a car. The first mechanic charged $105 per hour, and the second mechanic charged $110 per hour. The mechanics worked for a combined total of 15 hours, and together they...
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#### my question about (Solving a value mixture problem using a system of linear equations)

A family has two cars. During one particular week, the first car consumed 40 gallons of gas and the second consumed 15 gallons of gas. The two cars drove a combined total of 1825 miles, and...
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#### Find a value for m so AB is perpendicular to CD

Consider 4 points A (-1,3), B(3,-2), C(2,1) and D(-3,m). Find a value for M so AB is perpendicular to CD

#### Find a value for m so AB is perpendicular to CD

Consider 4 points A (-1,3), B(3,-2), C(2,1) and D(-3,m). Find a value for M so AB is perpendicular to CD

#### write an equation for the line parallel to each given line and the point that passes through the given point.

y=2x-7 thru (3,4) I have my final tmr and I need this answered asap

#### Equation of a plane

How do we fins the equation of the line through (-1,3,2) and perpendicular to the plane x+2y+2z=3, the length of the perpendicular and the coordinates of the foot

Lines Slope Int

12/08/18

#### Finding how many lines have a single poi of the given line

A Line has a slope of -3and a y-int of 7. How many lines have a single POI with the given line

#### Graphing a line given its slope and y-intercept.

slope: 8 y intercept: -8

10/26/18

#### midpoint of (-21,-9) and endpoint of (-16,-13). WHat is the other endpoint?

I understand how to perform midpoint and distance formula on the points to get either the midpoint of the distance from points, but I still am I little confused on how to find a missing endpoint.

Lines

09/24/18

#### perpendicular to the line -3x+y=-22 containing the points (6,-5)

find the equation of the line

Lines Graph

09/12/18

#### Graphing line equation

What are equations for the vertical and horizontal lines passing through the point (2,-7)

08/19/18

#### Parallel to 2x+y-2=0passing through (5,-3)

Write the equation for the line that meets the standards of the question.

Lines Geometry

07/01/18

#### Is this an example of the reflexive property of congruence or the symmetrical property of congruence?

WX ≅ XY

#### When two straight lines 3x-(a-3) y-6=0 and (a+1) x+y-1=0 are vertical to each other, then the fixed number a is equal to…?

I am studying for a test with asian mathematics, and I can't solve or think about this anymore. I tried everything I know.

06/13/18

#### Quadrilateral Proof

Given: line AB is parallel to line CD and AB is congruent to CD
Prove: AE=EC
*Note: the diagram given looks like a parallelogram with both diagonals drawn

Lines

05/30/18

#### Can concident lines be considered parallel or vise versa

I want to ask that parallel lines are those which has same slope and concident lines also have same slope. So can they be considered parallel

03/10/18

#### The general form of a line containing the point P(-2,1) and with y-intercepts four-fifths the slope.

Please show the complete solution,

12/20/17

#### Which equation is a point slope form equation for line AB ?

Which equation is a point slope form equation for line AB ?y+5=−2(x−2)y+1=−2(x−6)y+2=−2(x−5)y+6=−2(x−1)
thanks!!

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