Questions on Algebra: Linear Equations, Graphs, Slope answered by real tutors!

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Question 1061261: Help me solve 1/4x-1/4=-2
Click here to see answer by eben2000(1)

Question 1061261: Help me solve 1/4x-1/4=-2
Click here to see answer by ikleyn(52781)

Question 1061239: Using the method of substitution what is the coordinates
x-2y=2
3x-6y=-7
Click here to see answer by josgarithmetic(39617)

Question 1061243:
Click here to see answer by ikleyn(52781)

Question 1061315: write the equation of the line that is perpendicular to the line with the equation y=4/5 x + 4 and passes through (1,1)
Click here to see answer by josgarithmetic(39617)

Question 1061317: A publisher had a title reduction and lost 1/5 of its titles. If 88 of its titles were left after the reduction, how many titles were there originally?
Click here to see answer by rfer(16322)

Question 1061379: X squared minus 3x equals 28 by factoring
Click here to see answer by KMST(5328)

Question 1061518: The slope is 7, and passes through (5,-8)
Click here to see answer by addingup(3677)

Question 1061557: What is the slope of the line with the equation y=-2x + 5
Click here to see answer by Alan3354(69443)

Question 1061559: Good day Sir,
Please can you help how to solve this in linear grahp solution
y>-5x-2.
Thank you so much in advance.
Click here to see answer by Alan3354(69443)

Question 1061562: The line passes through (9,−3) and is parallel to the line whose equation is y=2x+4.
Click here to see answer by addingup(3677)

Question 1061577: 5x+2y=30
3x-2y=2

Click here to see answer by Alan3354(69443)

Question 1061615: Determine the intercepts of the line.
y=-3x+12
Click here to see answer by rfer(16322)

Question 1061615: Determine the intercepts of the line.
y=-3x+12
Click here to see answer by Boreal(15235)

Question 1061633: Jeremy is opening a savings account earning simple interest. He plans to deposit his $50 birthday money and leave the account alone until he goes to college. He will earn $5 per year in interest.
Click here to see answer by Alan3354(69443)

Question 1061729: 1-Find the slope of the line perpendicular to a line whose slope is -2/3.
2-Find the slope of a line perpendicular to the line whose equation is 3y+2x=6.
3-Find the equation of the perpendicular to the line whose equation is 2y-4x=7 and whose y-intercept is+5.
Click here to see answer by Boreal(15235)

Question 1061733: Write the equation of a line that passes through (0,5) and is perpendicular to y=1/3x+4
Click here to see answer by Boreal(15235)

Question 1061734: 1-Find the equation of the line perpendicular to the line whose equation is 2y-4x=7 and which passes through the point (1,2)
2-Given 3y-4x=5 and 4y+6=3x.Are these lines parallel,perpendicular,or neither?
Click here to see answer by stanbon(75887)

Question 1061726: Use an equation to find the value of k so that a line that passes through the given points has a given slope:
(1,3). (5,k); slope 2
(-2,k), (2,0); slope -1
Please help
Click here to see answer by stanbon(75887)

Question 1061731: 1-Find the equation of the line perpendicular to the line whose equation is 2y-4x=7 and which passes through the point (1,2)
2-Given 3y-4x=5 and 4y+6=3x.Are these lines parallel,perpendicular,or neither?
Click here to see answer by josgarithmetic(39617)

Question 1061880: Perpendicular to y=-4x+1 passes through (-8,1)
Click here to see answer by Alan3354(69443)

Question 1061875: An aircraft flying 3,500 feet above the ground at 11:05 A.M. descends to 1,000 feet at 11:10 A.M. What is the aircraft's average rate of change in feet per minute?
Click here to see answer by Theo(13342)

Question 1062001: We are doing linear applications in math. Need help on how to set problem up. Problem: Anita went to the parkway and decided to rent a bicycle. It cost $8 an hour to rent bicycle and $2 for every hour. How much would it cost to go riding for 4 hours? I know you need to label the variable (what you are trying to find), make an equation, and solve.
Thanks for your help
Click here to see answer by stanbon(75887)

Question 1062032: What is the solution set of |2-0.2x|=5
Click here to see answer by josgarithmetic(39617)

Question 1062053: at what point do y=.4x+-2.4 and y=-1x+6 intersect

Click here to see answer by math_helper(2461)

Question 1062081: Our class began linear applications yesterday. Need help on a math problem as far as setting it up. Problem: Staples charges a base fee of $15 to print cards. It is .12 cent for each card printed. Prints were ordered and paid $45 before taxes. How many cards were ordered to be printed. Thanks for your help and time.
Click here to see answer by josgarithmetic(39617)

Question 1062095: Sorry to submit problem again, but has been over an hour. Problem: Went to Staples to have cards printed. They charge a base fee of $15 and 12 cent each card printed. Prints were ordered and paid $45 before taxes. How many cards were ordered to be printed. Thanks for your time and help
Click here to see answer by josgarithmetic(39617)

Question 1062128: > a guy has 120grams worth of candy. If the ten gram sweets are half the number of five gram sweets how many sweets does he have in total?
>solve the simultaneous equation
I) (1/x)+(1/y)=7/10
II) (3/x)-(5/y)=1/2
Click here to see answer by Boreal(15235)

Question 1062151: Write the point slope form of the equation of the line with a slope of - 2 and an x-intercept of -1.
Click here to see answer by josmiceli(19441)

Question 1062159: find the x intercept for y+9= -3x
y intercept is -9 or (0, -9) when graphing
slope is -3 or rise/run =-3/1
Click here to see answer by math_helper(2461)

Question 1062162: Q: Determine which of the functions below are linear? I am a parent want to verify son has selected the correct answer.

a. y=2xsquared+3
b. d=neg 1/2t
c. A=pie rsquared
d. T=4.75m-5

Click here to see answer by math_helper(2461)

Question 1062154: Find a linear equation whose graph has the indicated slope and passes through the given point slope =2 point (-3,1)
Click here to see answer by josgarithmetic(39617)

Question 1062154: Find a linear equation whose graph has the indicated slope and passes through the given point slope =2 point (-3,1)
Click here to see answer by MathTherapy(10552)

Question 1062156: The basement of a building is 40 feet below ground level. The elevator rises at a rate of 5 feet per second. You enter the elevator in the basement. Write an equation that represents the height yy (in feet) of the elevator after xx seconds.
An equation is y= 5x+(−40).
Graph the equation: y intercept is -40; slope is 5 or rise/run=5/1
Computer is marking me wrong
Click here to see answer by josmiceli(19441)

Question 1062173: Find the slope and the y-intercept of the graph of the linear equation y=-17x+2
Click here to see answer by Edwin McCravy(20055)

Question 1062150: Write the point slope form or the equation of the line with a slope of - 2 and an x-intercept of -1.
Click here to see answer by josgarithmetic(39617)

Question 1062158: Six friends create a website. The website earns money by selling banner ads. The site has 5 banner ads. It costs $120 a month to operate the website.
a. A banner ad earns $0.005 per click. Write a linear equation that represents the monthly income y (in dollars) for x clicks.
The linear equation y=.005x represents the monthly income y (in dollars) for x clicks
b. Graph the equation in part (a). Then use your graph to find the number of clicks needed for the friends to start making a profit. Answer to start making a profit is 24,000.
Please help me graph this.

Click here to see answer by stanbon(75887)

Question 1062253: What are greatest integer function and smallest integer function?
Click here to see answer by math_helper(2461)

Question 1062293: y=-2/3x+1
2x+3y=9
Click here to see answer by josgarithmetic(39617)

Question 1062293: y=-2/3x+1
2x+3y=9
Click here to see answer by ikleyn(52781)

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