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

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 Algebra: Linear Equations, Graphs, Slope Solvers Lessons Answers archive Quiz In Depth

 Question 343187: Find an equation of the line containing the points (3,5) and (9,9) Click here to see answer by nyc_function(2733)

 Question 343313: explain how to determine if an ordered pair is the solution to a system of linear equations. Give an example and explanation. Click here to see answer by Fombitz(13828)

 Question 343314: describe the different number of solutions to a system of linear equations. Explain how you can determine the number of solutions by looking at the graph of a system of linear equations. Click here to see answer by solver91311(16868)

 Question 343431: write in standard form an equation of the line passing through the given point with the given slope. slope = -8; (-2,-2) Click here to see answer by solver91311(16868)

 Question 343480: The question is: You can find the years of Napoleon's birth and death by solving the following system: 3x-2y=1665 and -4x+3y=-1613. Napoleon crossed the Alps in 1797. How old was he when he crossed the Alps? Click here to see answer by haileytucki(390)

 Question 343122: x/2+x/3=20 all it says is solve each equation or inequality. Click here to see answer by Fombitz(13828)

 Question 343549: The length of a rectangle is 4 inches more than 3 times the width. The perimeter is 72 inches. Find the length and width. Click here to see answer by checkley77(12569)

 Question 343620: solve the equation for y 3(3-y) ______________ =-y 5 Click here to see answer by solver91311(16868)

 Question 343755: find the equation of the line which passes through the point (3,-7) and is parallel to the line 5x+y=13 Click here to see answer by jim_thompson5910(28476)

 Question 343802: My name is Jessica, thank you in advance for your time. My son received a math worksheet for homework with little instruction. It seems as though there is not enough information to answer the question. Any help is greatly appreciated so that I may better explain it to my son. Here is the question verbatim: Make a tally chart for the number of students in the third, fourth, and fifth grade classes: 26, 25, 27, 27, 26, 28,27 Again, thank you!! Sincerely~ Jessica P. Heven.cent@gmail.com Click here to see answer by Alan3354(30924)

 Question 343859: What is the slope of the line: 3x – y = 6 Click here to see answer by Fombitz(13828)

 Question 343602: how do you solve the system of equations by graphing. The question is x+y=7 and x-y=-1 Click here to see answer by Fombitz(13828)

 Question 343663: Find an equation of the line that passes through the origin and is parallel to the graph of the function below. Write the equation in slope-intercept form. y=-3/2x-7 Click here to see answer by Fombitz(13828)

 Question 343910: Find the equation of the line through (20,-5) which is perpendicular to 2x+5y=8. Click here to see answer by Fombitz(13828)

 Question 344020: find three speciific solutions of the linear equation 3x-2y=12? Click here to see answer by Fombitz(13828)

 Question 344025: Rewrite each of the following linear equations to express y as a function of x. Determine the slope and y-intercept for the gragh of the solution set of each equation. A. 2x+y=6 B. 8x-5y=20 C. -4x-3y=15 Click here to see answer by ewatrrr(10682)

 Question 344093: p=mt+b(y=mx+b) i chose 15 a my population increase per year and the population of 2000 t =years from 2010 so far i have p=15T+b p=15t+2000 what do i do with the rest of the equation(y=mx+b)? the assignment has the years of 0,1,2,3,6 which year do i use i am very confused. Click here to see answer by solver91311(16868)

 Question 344136: Write the equation of the line that passes through the given point and is parallel to the given line. Write the answer is slope-intercept form. Click here to see answer by Alan3354(30924)

 Question 344155: P=7t^2+2000 2000 is my choice of population where t is the time in years from 2010, which are as follows 0,1,2,3,6 so do i insert the years listed then square root them p=7*0^2+2000= 7*0+2000= 0+2000=2000 that would be for the year 0 Click here to see answer by nerdybill(6948)

 Question 344292: passes through (0,3), parallel to graph of 6y-10x = 30 Click here to see answer by Fombitz(13828)

 Question 344435: write an equation for Mr. Marlow's sponsors will pay \$27 regardless of how far he walks. And what is the slope and y-intercept. Click here to see answer by Fombitz(13828)

 Question 344424: Find the inclination of a line perpendicular to y = x - 3. A ) 45 degrees B ) 60 degrees C ) 135 degrees D ) 90 degrees Click here to see answer by Fombitz(13828)

 Question 344447: 3a-4b=-22 -3a+b=0 solve by substitution!! i need help Click here to see answer by Fombitz(13828)
 Question 344447: 3a-4b=-22 -3a+b=0 solve by substitution!! i need help Click here to see answer by vleith(2825)

 Question 344500: Trying to solve the following (linear equation): y=-x Click here to see answer by Alan3354(30924)

 Question 344510: a right triangle has one vertex at the origin and the third on the positive x-axis at (x,0). Express the area A of the triangle as a function of x. Click here to see answer by stanbon(57203)

 Question 344545: write the equation in standard form of the line that goes through the point (2,7) and has a slope of -2/3 Click here to see answer by Fombitz(13828)
 Question 344545: write the equation in standard form of the line that goes through the point (2,7) and has a slope of -2/3 Click here to see answer by JBarnum(2044)

 Question 344547: write the equation in point slope form of the line that has a slope of 5/4 and an x-interccept of -3 Click here to see answer by vleith(2825)

 Question 344138: Write the equation of the line that passes through the given point and is parallel to the given line. Write the answer is slope-intercept form. (4,-2), x = 5/4y - 2 Click here to see answer by Fombitz(13828)

 Question 344544: find the slope of the line that goes through the points: (1/2, 3) (1/3, -2) Click here to see answer by Fombitz(13828)

 Question 344502: If the linear equation y=.15x+.79 represents an estimate of the avereage cost of gas for year x starting in 1997. What does the y-intercept represent? Click here to see answer by JBarnum(2044)

 Question 344618: Use point-slope form to write the equation of the line with the properties.m = 2, passing through P (3, 4) Write the answer in slope-intercept form Click here to see answer by crbarnett8(3)
 Question 344618: Use point-slope form to write the equation of the line with the properties.m = 2, passing through P (3, 4) Write the answer in slope-intercept form Click here to see answer by MathTherapy(1419)

 Question 344636: Write an equation of the line L passing through (2,2) and is perpendicular to y=3x+2. Put your answer in Standard Form. Click here to see answer by Fombitz(13828)

 Question 344672: find the slope and y-intercept of the line. write fraction answer in lowest terms. 8y+6x+9=18+6x Click here to see answer by vleith(2825)

 Question 344729: How do I write the equation of the line that goes through the point (-6,8) and is parallel to the line 10x - 15y = -12 Click here to see answer by ewatrrr(10682)

 Question 344675: find the slope, if it exists, of the line containing the pair of points. (7,10) and 9, -2) the slope m=____. (simplify your answer. Type an integer or a fraction.) Find the slope, if it exists,of the line containing the pair of points. (-12,-17) and (-18,-20) The slope is ___. (type an integer or a simplified fraction.) Click here to see answer by ewatrrr(10682)

 Question 344788: i need help solve by elimation method: 5x+6y=4 and 10x+12y=8 thank you Click here to see answer by Alan3354(30924)

 Question 345009: Find in standard form, the equation of the line with slope 4 and y-intercept 3/5 Click here to see answer by Fombitz(13828)

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