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

Tutors Answer Your Questions about Linear-equations (FREE)

 Question 383243: The graph of y=ax^2 + bx + C opens up if a > 0 and down if a < 0. Explain why or how that staement is true. What happens as x gets more a more positive or more and more negative? Click here to see answer by stanbon(57203)

 Question 383463: how do I solve slope 4; y intercept (0, -3/5) ? Click here to see answer by mananth(12270)

 Question 383429: Find the slope and Y intercept of (-4,3) (0,0) (1,-1) (3,-3) Click here to see answer by rfer(12644)

 Question 383475: write the equation of the line passing through A (-1,6) and (3,-4)? Click here to see answer by rfer(12644)
 Question 383475: write the equation of the line passing through A (-1,6) and (3,-4)? Click here to see answer by mananth(12270)

 Question 383331: find the equation in the form of y=mx+b through (2,2), perpendicular to y=3x+4. Click here to see answer by rfadrogane(214)

 Question 383371: what is the equasion of a parallel lto y=(-2/3)x+12and going thru (6,-2)? write answer in slope intercept form. Click here to see answer by Fombitz(13828)

 Question 383294: How do you write y=1/8x+10 in standard form using integers? Click here to see answer by Fombitz(13828)

 Question 383284: x-y=-5 Click here to see answer by Fombitz(13828)

 Question 383347: what is the ordered pairs of y=1/3x-5 Click here to see answer by Fombitz(13828)

 Question 383636: Which equation has a graph that is a horizontal line? A.) x-7=0 B.) x=y C.) 2y+3=4 D.) x+y=0 Click here to see answer by richard1234(5390)

 Question 383680: what is the slope of the line having the equation: 3x - 4y = 8 Click here to see answer by rfer(12644)

 Question 383685: finding an equation for a line that is parallel to y=6/7x + 7 and contains the point (8,22) Click here to see answer by Fombitz(13828)

 Question 383794: The lines represented by the equations y+1/2x=4 and 3x+6y=12 are parallel, perpendicular or neither? Explain your reasoning. Click here to see answer by solver91311(16868)
 Question 383794: The lines represented by the equations y+1/2x=4 and 3x+6y=12 are parallel, perpendicular or neither? Explain your reasoning. Click here to see answer by Alan3354(30935)

 Question 383815: What is the equation of the line through each point and with the given slope? Use y=mx+b. Point B (-2,5) is parallel to the line with equation 2x-3y=8. Please help me solve this, I don't understand it. Click here to see answer by solver91311(16868)

 Question 383852: what is the solution for this equation using the comparison method of algebraic method.with a checking solution also. 1/x - 2/y = 6 and 3/x + 5/y = 4 Click here to see answer by edjones(7569)

 Question 384058: please help me solve theese two equations please : a. x+y=4 2y-x=-1 b.x+y=4 x-y=-2 Click here to see answer by rfer(12644)

 Question 384033: Ok so I have this teacher that is goes way to fast for me in algebra. we r learning slopes, and just can't seem to understand the graphing part!!!!!!!!!!! Click here to see answer by jim_thompson5910(28476)

 Question 384071: Graph x + y = 3 Click here to see answer by mananth(12270)

 Question 384012: how do i graph 7=2.5x Click here to see answer by Fombitz(13828)

 Question 384083: 2.3-0.4y=-0.5 Click here to see answer by Fombitz(13828)

 Question 384141: 4y=x+4 Click here to see answer by ewatrrr(10682)

 Question 384174: Find the equation of a line with y-intercept -4 and perpendicular to 2x+3y=5. Click here to see answer by scott8148(6628)

 Question 384153: what is the equation in standard form of the line which passes through (6,3) and has a slope of 2/3 Click here to see answer by rfer(12644)

 Question 384197: y=7x+1400 Click here to see answer by Alan3354(30935)

 Question 384222: Determine whether the lines are parallel, perpendicular, or neither y = 2x + 4/3 and y = 2x - 3/4 Click here to see answer by Alan3354(30935)

 Question 384224: Write an equation of the line satisfying the given conditions. Slope = - 2/3 ; y-intercept of 2 Click here to see answer by Alan3354(30935)

 Question 384228: Find the midpoint of the line segment having the given endpoints. (2, 6) and (7, 3) Click here to see answer by Alan3354(30935)

 Question 384221: Find the slope of the line passing through the pair of points.(-5, 5) and (9, 7) Click here to see answer by rfer(12644)

 Question 384219: Find the slope of the line passing through the pair of points.(-5, 5) and (9, 7) Click here to see answer by rfer(12644)

 Question 384149: I am really having a hard time with finding intercepts to a problem so I can graph it. I am having a hard time following what numbers to put where to find the x and y intercepts. my problem I have to slove and graph is 3x-4=12. Is there an easy way to find these intercepts. I am 59 yrs old and never took algebra before, and now I am in college algebra and really need some help. Any help to make the steps easier to find the x and y intercepts would be appreciated. Thank you Millie Ives Click here to see answer by ankor@dixie-net.com(15622)

 Question 384276: A student submitted the equation y=2x+4 y=6, y=8 I just can't seem to figure it out. if 6 is y that would be 6=2x+4 Right? What is next? Thank you for explaining it? Click here to see answer by rfer(12644)

 Question 384227: Write an equation of the line satisfying the given conditions Parallel to the line y = -5x - 6 and a y-intercept of -2 Click here to see answer by rfer(12644)

 Question 384185: A vendor sells hot dogs, bags of potato chips, and soft drinks. A customer buys 5 hot dogs, 2 bags of potato chips, and 2 soft drinks for \$15.50. The price of a hot dog is \$0.75 more than the price of a bag of potato chips. The cost of a soft drink is \$2.50 less than the price of hot dogs. Find the cost of each item. Click here to see answer by ankor@dixie-net.com(15622)

 Question 384331: how do you graph a quadratic function eg- y=2x-3. Im really confused :S Click here to see answer by jim_thompson5910(28476)

 Question 384367: Find the missing coordinate of the solution points for the given equation. 2x-5y=-10 a. (6,?) b. (?,-3) Click here to see answer by mananth(12270)

 Question 384380: 10-12(4c-4(c+3))=116-c Click here to see answer by jim_thompson5910(28476)

 Question 384382: Click here to see answer by Jk22(389)
 Question 384382: Click here to see answer by mananth(12270)

 Question 384395: Click here to see answer by mananth(12270)

 Question 384394: Click here to see answer by mananth(12270)

 Question 384473: y= -11x - 4 Click here to see answer by nerdybill(6948)

 Question 384474: x=y Click here to see answer by Alan3354(30935)

 Question 384588: How can I get some help with graphs and slopes? Click here to see answer by stanbon(57203)

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