Questions on Algebra: Linear Equations, Graphs, Slope answered by real tutors!

Tutors Answer Your Questions about Linear-equations (FREE)

Question 258999: what is the answer to a + 4 > 10
Click here to see answer by drk(1908)

Question 258998: what is the answer to x + 3 < 8
Click here to see answer by drk(1908)

Question 259060: the answer to y=-3x;(0,4)
Click here to see answer by Alan3354(69443)

Question 259040: Graph linear equation: y=x-1; y+3x; y+2x-1

Find three solutions of each equation: y+x-2 (using 0, 3, -4)

Click here to see answer by Alan3354(69443)

Question 258994: Write an equation for the line that is parallel to the given line that passes through the given point? (3,4); y = 2x - 7? I don't understand...
Click here to see answer by Alan3354(69443)

Question 259183: solve by the substitution method. 5x+9y=51 and x=39-5y
Click here to see answer by richwmiller(17219)

Question 259185: determine whether (-9,1) is a solution of 7x-8y=-5
Click here to see answer by richwmiller(17219)

Question 259186: I need help in identifying the slope of this problem (2, -7) (5, -7) thank you!
Click here to see answer by richwmiller(17219)

Question 259182: determine whether the pair of lines is parallel, perpendicular, or neither. 2x+5y=2 and 2x+5y=9

Click here to see answer by Fombitz(32388)

Question 259249: Solve for x:
3/x + 4 = (x + 1)/x
Click here to see answer by vksarvepalli(154)

Question 259155: Hi please help me and explain thorouly on how to find the equation of the line that contains: Point (0,5), M=2.(PLEASE SHOW ME STEP BY STEP CAUSE IM STUCK ON THIS) And one more problem; Is the line x= -2 perpendicular to the line y= 3? Please expalin!
Thanks I really appreciate it.
Click here to see answer by ankor@dixie-net.com(22740)

Question 259347: How can I find the slope for this problem:
x= 2-y
____
9
Its 2-y over 9 thanks
Click here to see answer by richwmiller(17219)

Question 259347: How can I find the slope for this problem:
x= 2-y
____
9
Its 2-y over 9 thanks
Click here to see answer by Alan3354(69443)

Question 259301: Consider the function g(x)= 1/x-13 whenever possible for real x .
What is the y-intercept for this function?
Click here to see answer by Fombitz(32388)

Question 259405: how do you solve a linear programming problem?
Click here to see answer by Edwin McCravy(20054)

Question 259357: in reply to the question
x= 2-y
____
9 the slope is 2 I got that question wrong, so what would be the right answer thanks
Click here to see answer by Alan3354(69443)

Question 259560: i want to know how to make 2x + 3y < 12 into a y < x + 12.
Click here to see answer by edjones(8007)

Question 259609: One of the solutions of the equation: 3x^2-2x-8=0
Click here to see answer by scott8148(6628)

Question 259609: One of the solutions of the equation: 3x^2-2x-8=0
Click here to see answer by richwmiller(17219)

Question 259604: The point (?,-3) is on the graph of 5x-y=3x-5.
Click here to see answer by Fombitz(32388)

Question 259690: If a segment with a slope of two passes through points (2, 1) and (z, 9), what is the value of z?
(A) -14 (B) -2 (C) 3 (D) 6 (E) 8

Click here to see answer by richwmiller(17219)

Question 259723: graph the equation. Let x= -3,-2,-1,0,1,2,3

y=x^2-2
Click here to see answer by Fombitz(32388)

Question 259727: 27x7 / 3x3
Click here to see answer by richwmiller(17219)

Question 259727: 27x7 / 3x3
Click here to see answer by mlm47688(4)

Question 259732: A mortar shell is s feet above the ground after t seconds, where s = f(t) = -16t^2 + 512t + 64. Find the height of the shell 30 seconds after it is fired. (Simplify the answer as much as possible.)

Could someone help me with this problem?
Thank you.
Click here to see answer by richwmiller(17219)

Question 259734: I am having problems remembering how to solve this kind of problem:
y-3x=1
Would appreciate any help!
Click here to see answer by richwmiller(17219)

Question 259733: A sporting goods salesperson sells 2 fishing reels and 5 rods for $290. The next day, the salesperson sells 4 reels and 2 rods for $244. How much does each cost?
Thanks for help.

Click here to see answer by richwmiller(17219)

Question 259756: Graph each equation. let x= -3,-2,-1,0,1,2,3
y=2x+1

Click here to see answer by CharlesG2(834)

Question 259759: Please help me
Write an equation of a horizontal line passing through the two points (-2,-3) and (2,-3). Do not use any spaces in your answer.
Click here to see answer by nerdybill(7384)

Question 259744: decide whether the pair of lines is parallel, perpendicular or neither
2x + 5y =3
2x + 5y =4

Click here to see answer by Alan3354(69443)

Question 259775: Graph each equation and please show the work. Let x= -3,-2,-1,0,1,2,3
y=2x+1
Click here to see answer by CharlesG2(834)

Question 259778: please help, been stuck on this one forever

Find the slope of a line that passes through the two points (-3, 4) and (3, -4)
Click here to see answer by Alan3354(69443)

Question 259779: I'm stuck on this question, can you please help me?
When graphing independent and dependent variables on a coordinate system, the horizontal axis is labeled with the ____________ variable.

Click here to see answer by richwmiller(17219)

Question 259781: Im stuck on this question, can someone please help?
Write an equation of a horizontal line passing through the two points (-2,-3) and (2,-3). Do not use any spaces in your answer.
Click here to see answer by richwmiller(17219)

Question 259784: Can someone please help me with this equation?
This equation, 3x - y = 18, crosses the y axis at ??
Click here to see answer by Alan3354(69443)

Question 259784: Can someone please help me with this equation?
This equation, 3x - y = 18, crosses the y axis at ??
Click here to see answer by drk(1908)

Question 259765: Graph each equation. let x= -3,-2,-1,0,1,2,and 3

y=-1/2x
Click here to see answer by Fombitz(32388)

Question 259794: Perform the indicated operations, where possible.
[4 3] _ [1 1 ] [1 1]
[1 2] [1 0] + [1 4]
Click here to see answer by Fombitz(32388)

Question 259793: Find the sizes of the product AB and the product BA, whenever these products exist.?
A is 4x3, and B is 3x6
Click here to see answer by edjones(8007)

Question 259792: Find each matrix product, if possible.?
[2 -4] [4 3] + [2 -2] [7 0]
[1 -1] [1 2] [1 -1] [-1 5]
Click here to see answer by Fombitz(32388)

Question 259800: I need to figure out how to use point slope form to find the equation of the line with given properties and write the equation in general form. m= -7 passing through(3,0) = 21. thank you
Click here to see answer by Alan3354(69443)

Question 259814: -5x +8 replace x with -3
Click here to see answer by drk(1908)

Question 259830: Graph each equation. Please show the work of getting the answer.
Let x= -3,-2,-1,0,1,2,3,
y=x-2
Click here to see answer by jim_thompson5910(35256)

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11161..11205, 11206..11250, 11251..11295, 11296..11340, 11341..11385, 11386..11430, 11431..11475, 11476..11520, 11521..11565, 11566..11610, 11611..11655, 11656..11700, 11701..11745, 11746..11790, 11791..11835, 11836..11880, 11881..11925, 11926..11970, 11971..12015, 12016..12060, 12061..12105, 12106..12150, 12151..12195, 12196..12240, 12241..12285, 12286..12330, 12331..12375, 12376..12420, 12421..12465, 12466..12510, 12511..12555, 12556..12600, 12601..12645, 12646..12690, 12691..12735, 12736..12780, 12781..12825, 12826..12870, 12871..12915, 12916..12960, 12961..13005, 13006..13050, 13051..13095, 13096..13140, 13141..13185, 13186..13230, 13231..13275, 13276..13320, 13321..13365, 13366..13410, 13411..13455, 13456..13500, 13501..13545, 13546..13590, 13591..13635, 13636..13680, 13681..13725, 13726..13770, 13771..13815, 13816..13860, 13861..13905, 13906..13950, 13951..13995, 13996..14040, 14041..14085, 14086..14130, 14131..14175, 14176..14220, 14221..14265, 14266..14310, 14311..14355, 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