# Questions on Algebra: Coordinate systems, graph plotting, etc answered by real tutors!

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 Algebra: Coordinate systems, graph plotting, etc Solvers Lessons Answers archive Quiz In Depth

 Question 19067: how do i find out how to do a problem like this y=3x+1 Click here to see answer by Alwayscheerful(414)

 Question 19147: write an equation for the line, in point slope form, that passes through the points (-5,7) and (-4,-3) Click here to see answer by venugopalramana(3286)

 Question 19181: Graph using the intercept method 5x - 10y = 20 Click here to see answer by wuwei96815(245)

 Question 19213: How do the graphs of y=X+3 (in square root) compare the graph of y=x (insquare root) where x is greater or equal to 0. And can you also graph y=f(x)+5 And can you also please tell me how do you graph functions and etc. Thank you. Click here to see answer by venugopalramana(3286)

 Question 20067: Explain how to use the graph to find Daneil's total earnings if you know how many hours he worked. Click here to see answer by christinaaa192(28)

 Question 20684: how do you write an equation for these pairs of points........... (3,4),(-1,-2) Click here to see answer by elima(1433)

 Question 20934: How do you graph an equation like y=x+1? Click here to see answer by klawonn43(2)

 Question 21009: Hi, I do not see any dection for the problem I am asking for a solution for. According to my book this is: Complete the ordered pairs so that each is a solution for the given equation. 3x + 4y = 12 (0, ),( ,3/4),( ,0),(8/3, ). I am not sure if I wrote the fractions correctly 3/4 and 8/3. Thank you for your help Click here to see answer by algebrapro18(206)

 Question 22478: Determine whether (-4, -12) is a solution of the system. {x-y=8 {2x+y=20 Click here to see answer by stanbon(57337)

 Question 22477: Write an equation of the line in slope-intercept form that is parallel to the given line and passes through the given point y=5x + 11 (8,0) slope______ equation_________ Thanks Click here to see answer by stanbon(57337)

 Question 22741: What is the formula for finding the length of the segment represented by two vertices on a cooordinate plane? Click here to see answer by Earlsdon(6287)

 Question 22687: THE NUMBER OF MILES DRIVEN DIRECTLY VARIES WITH THE YOU DRIVE. IF YOU DRIVE 250 MILES IN 4 HOURS, HOW FAR WILL YOU DRIVE IN 6 HOURS? Click here to see answer by queenofit(120)

 Question 22849: I'm not real sure what catergory I should have put this question in, but I'm really having a difficult time understanding parallel and perpendicular lines. here is the Question: Write an equation in slope-intercept form of a line with the following characteristics. Perpendicular to the graph of: y=3/2x-3. my algebra book does not explain this well so if you could help me it would be greatly appreciated. Thanks. chris Click here to see answer by rapaljer(4667)

 Question 22851: Write an equation in slope-intercept form of a line with the following characteristics: Parallel to the graph of: -4x+3y=12 thank you very much :) Click here to see answer by rapaljer(4667)

 Question 22853: how do you find the values for m and b in the following systems so that the solutions to the system is (-3,4) 5x+ 7y=b and mx+y=22 Click here to see answer by Earlsdon(6287)

 Question 22852: how do you solve the following systems by graphing 2x-y=4 and 2x-y=6 Click here to see answer by papiochik07(2)

 Question 22910: find the slope of the linear function f. f(2)=-9, f(3)=9 Click here to see answer by stanbon!(97)

 Question 23044: Please help me with the following problem!! Directions-Write and equation of the line that passes through the point and has the given slope. Write the equation in slope-intercept form. Problem-(3,2),m=1 Click here to see answer by NaiXLG(18)

 Question 21608: Consider the function y=[x] How would you go about plotting it? What would the graph look like? Click here to see answer by venugopalramana(3286)

 Question 22344: determine whether each equation is a linear equation.if so, write the equation in standara form. 2x=4y Click here to see answer by rapaljer(4667)

 Question 21129: Write the equation of the line parallel to y=1/3x-4 with y-intercept of (0,-1) Click here to see answer by stanbon(57337)

 Question 23375: i need to write an in standard form with the points (2,4) and (3,8) and a slope of four. i need this asap!!!!! thank you ssoo much! Click here to see answer by Paul(988)

 Question 23374: please solve y=4*2+4. i have to write an equation is slope intercept form and the two points on my line are (2,4) and (3,8). the slope is 4. please write the equation in slope intercept and slove it! i need this like asap!!!! thank you ssoo much!! Click here to see answer by rapaljer(4667)

 Question 23457: Mr.Calvillo wants to enclose a rectangular area for a garden space of a given square footage.The length of the plot will vary inversely as the width.If he decides on a width of 18 feet,the garden will be 30 feet long.How long will a 45 foot wide garden be? Click here to see answer by venugopalramana(3286)

 Question 23674: what is the x and y intercepts and slope intercept? i know that if you have (2,3) that the 2 is the y and the 3 is the x, right? Click here to see answer by Paul(988)

 Question 23669: what is the equation of the line perpendicular to the line with the undefinied slope passing thorugh the point (7,9) Click here to see answer by rapaljer(4667)

 Question 23703: At the age of 8 years, a saguaro cactus is 7 ft tall. After 20 years, the cactus is 10ft tall. Predict the height of the saguaro after 200 years. Assume a linear equation fits the situation to justify your prediction. 8 minus 20 -12 ---------------- = ------- = + 4 7 minus 10 - 3 Click here to see answer by rapaljer(4667)