# 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 141108: Find the equation of the line that: passes through (1,2) with slope 0 Click here to see answer by checkley77(12569)

 Question 141109: Find the equation of the line that: pass trough (-1,2) and is parllel to the line 3x-2y=6 Click here to see answer by checkley77(12569)

 Question 141106: Find the equation of the line that: passes through (-4,3) with slope -2/5 Click here to see answer by checkley77(12569)

 Question 141287: Graph the line y=3x-2. Label the x-intercept and y-intercept Click here to see answer by stanbon(57262)

 Question 141358: Describe what the graph of interval [-4,10] looks like. Click here to see answer by nabla(475)

 Question 141730: Graph the following equations; calculate the slope, x-intercept, and y-intercept, and label the intercepts on the graph. 2x + 3y = 9 Click here to see answer by checkley77(12569)

 Question 141729: Graph the following equations; calculate the slope, x-intercept, and y-intercept, and label the intercepts on the graph. y = -2x - 7 Click here to see answer by checkley77(12569)

 Question 141818: Find an equation in slope-intercept form passing through the points (2,5) and (7,-3) Any help will be appreciated. Click here to see answer by scott8148(6628)

 Question 141859: The points (1,5), (4,5), and (1,0) represent three corners of a rectangle; find the coordinates of the fourth point. Click here to see answer by scott8148(6628)

 Question 141986: I have to solve & define these problems and determine if it's independence or independent, consistent or inconsistent then graph them but I don't know how. 4x+2y=4 16x+8y=16 y= -3x y= -2x+1 thank you Click here to see answer by jim_thompson5910(28510)

 Question 142108: a box of apples weighs 42 pounds, plus or minus 1/2 pound. write an absolute value inequality expressing this fact. let w equal the weight of a box of apples. Click here to see answer by stanbon(57262)

 Question 142102: IS THERE ANYONE WHO CAN HELP ME WITH THIS???? acme cycle shop stocks two models of bicycles.one model costs the shop \$100, and the other model costs \$200. the profit on the \$100 model \$50. the profit on the \$200 model is \$75. a) if the number of \$100 bikes is x, and the number of \$200 bikes is y, write an inequaltiy that states that the display space has room for no more than 20 bikes. b)write an inequality that states that the store cannot pay more than \$3200 for their stocks of bikes. c)write inequalities that state that the store cannot sell negative nubers of bikes. d)if the profit of the \$100 bikes is \$50, and the profit on the \$200 model is \$75, write th eprofit function P(x,y) e) graph the comstraints f) how many of each should the shop order to make the maximun profit? Click here to see answer by stanbon(57262)

 Question 142145: Can you graph the equation: y= -X^2-4X+5. If you can, please explan how u got the vertex and how to graph everything. Thanks. Click here to see answer by nabla(475)

 Question 142210: hello my name is bj and i am new to this site and was wondering if someone can help me graph this?? y<2x-3 and 3x-2y<=6 Click here to see answer by jim_thompson5910(28510)

 Question 142170: Hi my name is Miana I am a 10th grade student and I am struggling with Algebra I am not grasping the whole concept of Algebra variables and equations. If you take me step by step on this problem I would greatly appreciate this and show me how you did the problem. Hopefully I can grasp the concept of this my problem is: 3xy+4xy+5x2pwy+6xy2pw Click here to see answer by checkley77(12569)

 Question 142355: Find the area of a rectangle if three of its corners are (-0.1,-3.4), (-7.9,-3.4), and (-0.1,6.8). Any help with this would be appreciated. Thank you in advance. Click here to see answer by scott8148(6628)

 Question 142361: Find the slope of the line that passes throught the points (-3,-6)and (1,6). Click here to see answer by jim_thompson5910(28510)

 Question 142365: find the slope-intercept equation of the line passing through (2,1)with a slope 0f m = 3. Click here to see answer by jim_thompson5910(28510)

 Question 142414: What is the general form of the equation of a line that is parallel to the x-axis? Click here to see answer by solver91311(16872)

 Question 142413: Can a line have more than one x-intercept? Click here to see answer by solver91311(16872)

 Question 142430: Find an equation in slope-intercept form passing through the points (2,5) and (7,-3). Any help with this equation would be appreciated. Thank you. Click here to see answer by checkley77(12569)
 Question 142430: Find an equation in slope-intercept form passing through the points (2,5) and (7,-3). Any help with this equation would be appreciated. Thank you. Click here to see answer by jim_thompson5910(28510)

 Question 142377: 7.1x - 3.9y= 1.4 A temperature of 41 degrees F is equivalent to 278.2 degrees K, while a temperature of 86 degrees F is equivalent to 303.2 degrees K. Find the equation converting Kelvin temperature to Fahrenheit. What is the Fahrenheit temperature when it is 180 degrees K? Click here to see answer by jojo14344(1512)

 Question 142498: the point (1,5), (4,5) and (1,0) represent three corners of a rectangle; find the coordinates of the fourth point Click here to see answer by scott8148(6628)

 Question 142540: how do you write the standard form of an equasion of a line that passes through the point (1,1) and has a slope of 1/4? Click here to see answer by prabhjyot(164)

 Question 142561: why it is necessary to reverse the inequality symbol when multiplying both sides of an inequality by a negative number. Click here to see answer by scott8148(6628)
 Question 142561: why it is necessary to reverse the inequality symbol when multiplying both sides of an inequality by a negative number. Click here to see answer by stanbon(57262)

 Question 142562: What is the basic method for graphing a linear equation? Click here to see answer by stanbon(57262)

 Question 142577: We're trying to help our grandson with 8th grade algebra. Could you explain to me what domain means.(as in find domain of the function?) Sincerely, Teresa M. Click here to see answer by stanbon(57262)

 Question 142579: Here is my "domain" problem if it makes any sense: Find domain of the function y=2sqrt of 4x+10 Teresa M. Click here to see answer by jim_thompson5910(28510)
 Question 142579: Here is my "domain" problem if it makes any sense: Find domain of the function y=2sqrt of 4x+10 Teresa M. Click here to see answer by scott8148(6628)

 Question 142672: The Middletown Magic Shop sold two magic top hats today. Then someone returned one of them because the rabbit that came out of it bit him in the middle of his act. At the end of the day, there were 15 magic top hats in the shop. How many top hats were in the shop at the beginning of the day? Click here to see answer by bebedeeb(7)

 Question 142683: What is the domain and range of this equation: x^2+y^2=256 Click here to see answer by stanbon(57262)

 Question 142716: You are taking a Spanish course in which there will be four tests, each worth 100 points. You have scores 95, 96, and 93 on the first three tests. You must make a total of 360 i order to get an A. What score on the last test will give you an A? Click here to see answer by oscargut(891)

 Question 142719: Miranda's financial aid stipulates that her tuition not exceed \$1,000. If her college charges a \$45 registration fee plus \$250 per course, what is the greatest number of courses for which Miranda can register? Click here to see answer by bebedeeb(7)

 Question 142717: Most insurance companies will replace a vehicle any time the estimated repair exceeds 80% of its 'blue book' value. Michelle's car had \$7,100 in repairs after an accident. Wht can be concluded about its "blue book' value? Click here to see answer by edjones(7569)

 Question 142808: Choose a strategy to solve each problem. Derek gave Kyle half of his marble collection. Kyle gave Janis half of the marble he received fom Derek. Janis kept 12 of the marbles and gave the remaining 16 to Jill. How many marbles did Derek give to Kyle? Click here to see answer by ptaylor(2048)

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