# 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 276018: A system of linear equations in two variables can have _____ solutions Click here to see answer by stanbon(57219)
 Question 276018: A system of linear equations in two variables can have _____ solutions Click here to see answer by Edwin McCravy(8879)

 Question 276005: State which two equations represent perpendicular lines: a: y = (2/3)x - 8 b: y = (-2/3)x - 6 c: y = (2/3)x - 6 d: y = (3/2)x - 6 Click here to see answer by stanbon(57219)

 Question 276004: Write the equation of the line that has a y-intercept of (0,-6) and is perpendicular to the line 2x - 6y = 8. Click here to see answer by stanbon(57219)

 Question 276048: By looking at two linear equations, how can you tell that the corresponding lines are parallel? Click here to see answer by nyc_function(2733)

 Question 276228: do the points (-6,5.25), and (2.5,3.25) lie on the same line? Click here to see answer by Alan3354(30959)
 Question 276228: do the points (-6,5.25), and (2.5,3.25) lie on the same line? Click here to see answer by solver91311(16868)

 Question 276234: State which two equations represent parallel lines: a: y = (3/2)x - 6 b: y = (2/3)x + 5 c: y = (3/2)x - 5 d: y = (-3/2)x + 5 Click here to see answer by checkley77(12569)

 Question 276174: What is the equation of the line, in point-slope form, that passes through the points (4, 8) and (2, -2)? Click here to see answer by checkley77(12569)

 Question 276245: need help with this problem y= -1/5x + 4 Click here to see answer by jim_thompson5910(28476)

 Question 276492: take a look at the following table. x -2 -1 0 1 2 f(x) -5 -2 1 4 7 Write out an equation for f(x). assume the function is linear. What is the slope? Is it negative or positive? What information do we get from the slope? Click here to see answer by Alan3354(30959)

 Question 276602: Find the x and y intercept of 2x-3y=18 Click here to see answer by user_dude2008(1861)

 Question 276677: Please show me how to work with the following word problem: A train travels 20ft in .5sec. At the same speed, how many feets it travels in 3 seconds? Thank you. Click here to see answer by Earlsdon(6287)
 Question 276677: Please show me how to work with the following word problem: A train travels 20ft in .5sec. At the same speed, how many feets it travels in 3 seconds? Thank you. Click here to see answer by richwmiller(9135)

 Question 276146: In 2006, the median weekly earnings for male postal service mail carriers in the United States was \$126 more than the median weekly earnings for female mail postal service carriers. The median weekly earnings for female postal service mail carriers was 0.86 times that of their male counterparts. Also in 2006, the median weekly earnings for female lawyers in the United States was \$540 less than the median weekly earnings for male lawyers. The median weekly earnings of male lawyers was 1.4 times that of their female counterparts. a) Find the median weekly earnings for female postal service mail carriers in the United States in 2006. b) Find the median weekly earnings for female lawyers in the United States in 2006. c) Of the four groups of workers described in the problem, which group makes the greatest weekly earnings? Which group make the least weekly earnings? Click here to see answer by nadiamike1(1)

 Question 276983: Find the slope of the line passing through the pair of points. (9,5) and (4,1) Thank you! Slopes, graphing, all this is beyond me! Click here to see answer by solver91311(16868)

 Question 276990: Without graphing, identify the slope and the y-intercept y=-4x+5 thank you : ) Click here to see answer by edjones(7569)

 Question 277112: I have to figure out the population of Germany. My problem is they have a negetive growth rate and when I plug the equation into my TI84 calculator it tells me error becauce of the negative number with is -14.48%. How do I do this problem? Click here to see answer by scott8148(6628)

 Question 277163: what is the slope point for the line given point that has been given (5,8);m=-3 Click here to see answer by stanbon(57219)

 Question 277146: Find the slope if it exist, of the line containing the pair of points (7,1) and (10,-2) Click here to see answer by jim_thompson5910(28476)

 Question 277244: how to show the graph of y=x+8 thanks Click here to see answer by jim_thompson5910(28476)

 Question 277310: how to show the graph of y=-4x thanks Click here to see answer by oberobic(2304)

 Question 277316: which is the slope of the line whose equation is 5x+6y=12? a)5/6 b)-5/6 c)6/5 d)-6/5 Click here to see answer by jim_thompson5910(28476)

 Question 277426: 6-1/3y=5x what is the slope and y intercept is(0,?) Click here to see answer by asuar010(324)

 Question 277540: Finding the slope of the line through each pair of points (19,-16), (-7,-15) Click here to see answer by CharlesG2(828)

 Question 277552: Graph the system of inegualities y>-4 x>5 both > should be greater than are equal to Click here to see answer by stanbon(57219)

 Question 277554: solve the compound inequality 4>-3x+3 or 6<-3x+2 the symbol< should be less than are equal to Click here to see answer by stanbon(57219)

 Question 277593: use the intercepts to graph the equation x+2y=4 Click here to see answer by jim_thompson5910(28476)

 Question 277597: Solve by the elimination method 3x+4y=2 6x+8y=4 type an ordered pair Click here to see answer by nabla(475)

 Question 277590: decide whether the pair of lines is parallel, perpendicular or neither 3x+5y=5 5x+3y=7 Click here to see answer by nabla(475)