# 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 316590: what is the correct graph of the function y = 2x - 1? Click here to see answer by texttutoring(324)

 Question 316602: What equation has a slope of 2 and contains the point (4,-4)? Click here to see answer by texttutoring(324)

 Question 316653: What is the shape of the graph of 9x + 7y = -1000 Click here to see answer by nerdybill(6951)
 Question 316653: What is the shape of the graph of 9x + 7y = -1000 Click here to see answer by stanbon(57282)

 Question 316779: Will someone pleae show me how to Name the curve described by the following equation? (x+2)^2 + y^2 = 4 I'd like to know how to solve it manually with full working so that I can also show the co-ordinates of the centre, and the radius of the shape. Thanks, -Nick. Click here to see answer by moshiz08(60)

 Question 316865: Write the equation of the line that passes through the points (2,7) and (8,-1). Click here to see answer by nyc_function(2733)

 Question 316872: Write the standard form (ax+by=c) of the equation of the line with the following conditions. 1. Through: (1,2) Slope; 7 What i have tried: i have tried to graph it. i used the slope. And after that i got lost, because i dont understand the question itself. HELP, please ? Click here to see answer by Fombitz(13828)
 Question 316872: Write the standard form (ax+by=c) of the equation of the line with the following conditions. 1. Through: (1,2) Slope; 7 What i have tried: i have tried to graph it. i used the slope. And after that i got lost, because i dont understand the question itself. HELP, please ? Click here to see answer by checkley77(12569)
 Question 316872: Write the standard form (ax+by=c) of the equation of the line with the following conditions. 1. Through: (1,2) Slope; 7 What i have tried: i have tried to graph it. i used the slope. And after that i got lost, because i dont understand the question itself. HELP, please ? Click here to see answer by Alan3354(30993)

 Question 316866: What is an example when the solution of a system of inequalities must be in the first quadrant? Why is it constrained to this quadrant? I know that in order for a solution of a system of inequalities to be in the forst quadrant it must be a positive number. But how do I show an example? Please help. Click here to see answer by Theo(3458)

 Question 317218: determine whether (7,11) is a solution of y-10x-10 Click here to see answer by Fombitz(13828)

 Question 317568: I am so confused about graphing inequalities... I am not just wanting someone to do my homework, I am trying to truly understand this!! Graph this inequality on a plane... x<-2 Click here to see answer by Alan3354(30993)

 Question 317695: If the lines whose equations are 3x+y-8=0 and -2x+by+9=0 are perpendicular, what is the value of b? Click here to see answer by Alan3354(30993)

 Question 317800: express the final equation in standard form: the x-intercept is 3 and the y-intercept is -4 Click here to see answer by Fombitz(13828)

 Question 317802: how do I write the equation of the line that satisfies the given conditions. Express the final equation is standard form. Contains the point (-1,5) and is parallel to the y-axis Click here to see answer by Fombitz(13828)

 Question 317881: Find an equation of the line satisfying the conditions given: Parallel to 3x – y = -5 and passes through (-1, 0) Click here to see answer by Alan3354(30993)

 Question 317946: write an equation of a line that passes through (2,3) and perpendicular to y=-5x+12. Click here to see answer by checkley77(12569)

 Question 318026: I need your help with this: Use translations of one of the basic functions to sketch a graph of y=f(x) y=/x-6/-5 Thank you Click here to see answer by jim_thompson5910(28536)

 Question 318029: what is the slope inequality for the points (0,2) and (-1,-2) Click here to see answer by jim_thompson5910(28536)

 Question 318077: a) A water line is given by the equation y=0.6x-3.2 . Suppose you want to put a pink flamingo lawn ornament in your backyard, but you want to avoid placing it directly over the water line, in case you need to excavate the line for repairs in the future. Could you place it at the point ? Support your answer with complete algebraic detailed calculations. b) What is the slope and y-intercept of the line in part a? How do you know? Click here to see answer by rfer(12654)

 Question 318105: a) A water line is given by the equation y=0.6x-3.2 . Suppose you want to put a pink flamingo lawn ornament in your backyard, but you want to avoid placing it directly over the water line, in case you need to excavate the line for repairs in the future. Could you place it at the point(2,-1.3) ? Support your answer with complete algebraic detailed calculations. b) What is the slope and y-intercept of the line in part a? How do you know? Click here to see answer by rfer(12654)

 Question 318185: pls graph this: with solution y=2x x=4y 2x-3y=0 Click here to see answer by Fombitz(13828)

 Question 318299: How do I get the coordinates of the vertex of the graph of Y=x^2+2x-3 Click here to see answer by scott8148(6628)

 Question 318297: How do I get the coordinates of the vertex of the graph of: Y=x&2+2x-3 Click here to see answer by solver91311(16872)

 Question 318442: I have one final problem with which I am struggling. I am to "Solve the inequality. State the solution set in interval notation and sketch the graph." -3/5 < 1/5 - 2/15w < -1/3 If you could help me with this question, I would be very grateful! Sandy Click here to see answer by Alan3354(30993)

 Question 318523: Solve the inequalities : (2t -3)+ 2 = 5 T should be two different answers. Click here to see answer by Fombitz(13828)

 Question 318577: Evaluate the peicewise function at the given value of the independent variable. f(x)={3x+1 if x<-1, -2x-5 if x>-1; f(2) Thanks Click here to see answer by jim_thompson5910(28536)
 Question 318577: Evaluate the peicewise function at the given value of the independent variable. f(x)={3x+1 if x<-1, -2x-5 if x>-1; f(2) Thanks Click here to see answer by Fombitz(13828)

 Question 318231: Is (0, 0) a solution of -3x - 5y = -1? Click here to see answer by JBarnum(2044)

 Question 318531: solve: 4- (3 k + 1)<2 Answer: A. K < -1 or K > 2 B. K > 1 or K > .33 C. K < -1 or K > .33 D. K > -1 or K < .33 Click here to see answer by Fombitz(13828)

 Question 318650: i NEED TO FIND THE X AND Y INTERCEPT AND THE VERTEX OF Y=2X-1 Click here to see answer by Fombitz(13828)

 Question 318700: they are asking me to sketch the graph of each line Y=-3 and X=0? I AM SURE IT IS EASIER THAN I THINK BUT I JUST CANT SEE HOW TO DO IT. Click here to see answer by jim_thompson5910(28536)
 Question 318700: they are asking me to sketch the graph of each line Y=-3 and X=0? I AM SURE IT IS EASIER THAN I THINK BUT I JUST CANT SEE HOW TO DO IT. Click here to see answer by stanbon(57282)

 Question 318701: They are asking me to sketch the graph of each linear inequality one example is y>-2/5x +1 can you give me a way to solve this problem and the rest of them Click here to see answer by stanbon(57282)

 Question 318840: Find and graph the solution set: x^3 - 16x > 0 Click here to see answer by Fombitz(13828)

 Question 318845: Graph the equation using the slope and the y-intercept y=9/4x+2 Click here to see answer by Fombitz(13828)

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