# Questions on Algebra: Graphs, graphing equations and inequalities answered by real tutors!

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 Algebra: Graphs, graphing equations and inequalities Solvers Lessons Answers archive Quiz In Depth

 Question 456752: can you explain why f represents the graph of a function Click here to see answer by richard1234(5390)

 Question 457141: Can someone help me solve the system of equations by graphing? y= -x-12 4x - 3y= -13 Are they consistent? Click here to see answer by lwsshak3(6505)

 Question 457112: Find algebraically the equation of the axis of symmetry and the coordinates of the vertex of the parabola whose equation is y=-2x^2-8x+3 Click here to see answer by lwsshak3(6505)

 Question 457219: I need your help on this question Sketch the graph of the relation 3x + 2y = 8 by finding four ordered pairs which satisfy this relation. Thanks... Click here to see answer by rfer(12660)

 Question 457416: i need to know whether this is vertical horizontal or neither. x=3? Click here to see answer by nerdybill(6958)

 Question 457659: use the intercets to graph the equation. x+2y=4 and 4+4y=8 Click here to see answer by oberobic(2304)

 Question 457772: Write the equation 14x - 7y = -4 in slope-intercept form Click here to see answer by rfer(12660)

 Question 457830: Graph the equation and find the y-intercept: y+x=-10 Click here to see answer by rfer(12660)

 Question 457919: how to graph: y"is less than or equal to sign"-x + 2 Click here to see answer by stanbon(57347)

 Question 457924: How to graph this system of inequalities { y"is less than or equal to sign" 2x + 2 {y"is less than"-x + 1 Click here to see answer by richwmiller(9135)

 Question 457985: decide whether two lines given by the 3x-2= and 12y=-7 parallel, perpendicular, or neither Click here to see answer by sudhanshu_kmr(1152)

 Question 458039: Find the x- and y-intercepts and graph the equation plotting the intercepts. Please show all work. -4 x - 5y = 30 Click here to see answer by rfer(12660)

 Question 458289: ) In what year was approximately \$10.5 billion spent on home videos? Click here to see answer by Alan3354(30993)

 Question 458452: find the slope of the line containing the pair of points (-3,-8) and (-12,-9) Click here to see answer by rfer(12660)

 Question 458510: Could someone please help me! Construct a table of values for the equation y=3/x if the replacement set for x is {-3,-1,6}. Thank you! Sarah Click here to see answer by ankor@dixie-net.com(15652)

 Question 458659: How can you solve a word problem that only explains the equation and does not show it in number form? Click here to see answer by stanbon(57347)
 Question 458659: How can you solve a word problem that only explains the equation and does not show it in number form? Click here to see answer by rfer(12660)

 Question 458667: What equation describes the line that contains the points (7,17) and 15,33)? Click here to see answer by jim_thompson5910(28595)

 Question 458664: What equation contains the points (-1,-8) and (-9,-21) Click here to see answer by rfer(12660)

 Question 458666: What is the point-slope form of an equation of the line that passes through (4,-3) and (2,1)? Click here to see answer by rfer(12660)
 Question 458666: What is the point-slope form of an equation of the line that passes through (4,-3) and (2,1)? Click here to see answer by stanbon(57347)

 Question 458702: Describe what the graph of interval (-4, 10] looks like Can someone help me understand this question, thank you so much for your help. Click here to see answer by stanbon(57347)

 Question 458794: how do you find the y-coordinate of the point of intersection for the two lines below? -6x+7y=20 2x-3y=4 how do you find the x-coordinate of the point of intersection for the two lines below? x-2y=-2 y=-6x+40 Click here to see answer by amoresroy(333)

 Question 458808: I'm 46 years old and am trying to relearn algebra on my own. Any help is greatly appreciated. For the function f(x)=x^2 - 2x+1 (a) find f(0) (b) solve f(x)=0 Click here to see answer by Edwin McCravy(8909)
 Question 458808: I'm 46 years old and am trying to relearn algebra on my own. Any help is greatly appreciated. For the function f(x)=x^2 - 2x+1 (a) find f(0) (b) solve f(x)=0 Click here to see answer by Alan3354(30993)

 Question 458882: solve the equation by graphing. y=2x+1 , x+2y=7 ~thank you so much Click here to see answer by richwmiller(9135)

 Question 459080: a line with the points (-3,4) and (5,8)... what is the slope? Click here to see answer by josmiceli(9678)
 Question 459080: a line with the points (-3,4) and (5,8)... what is the slope? Click here to see answer by jim_thompson5910(28595)

 Question 459090: Can I please have help solving and graphing y=(-3/4)x+5? Iam completely lost and it doesnt make it any esier that math is my worst subject. Click here to see answer by jim_thompson5910(28595)

 Question 459103: test prep help... please explain... which equasion represents a line parallel to the graph of 2x-4y=16 answer choices A. y=-2x+6 B. y=-1/2x+4 C. y=1/2x-5 D. y=2x+8 thank you:) Click here to see answer by MathLover1(6632)

 Question 3546: find the domain of x -2y=1 if the range is -2,0,5,8 Answers: A.-1,0,2.5,4 B.-2,0,5,8 C.-1.5,0.5,2,3.5 D.-3.1,1,11,7 Click here to see answer by cathystone22(1)

 Question 459301: How do I Determine whether the two lines are parallel, perpendicular, or neither parallel nor perpendicular. Do I add the like terms together? 12x + 4y = 16 9x + 3y = 15 Click here to see answer by Edwin McCravy(8909)

 Question 459374: Find the slope of the line containing each given pair of points(-4,2)and(2,-3) Click here to see answer by sudhanshu_kmr(1152)

 Question 459397: could you show me how to find the slope of: (1.5,2.0)(2.5,3.5) Click here to see answer by rfer(12660)

 Question 459436: Can someone help me to graph and write the solution in interval notation? x < 5 and x ≥ - 2 First, what is the compound inequality? Click here to see answer by MathLover1(6632)