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

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Question 486515: Write the slope-intercept equation for the line that passes through (-7, 6) and is perpendicular to -7x + 9y = -2
Click here to see answer by Gogonati(855)

Question 486630: I have a question. I realize you do not have the pie chart in front of you, but I'm not sure how to start to solve this word problem. Do you know the formula to solve?(see below)
Approximately 8.6% of campus-based federal student aid is given to students in two-year public institutions. How much campus-based aid did students at two-year public institutions receive in 2006?
Click here to see answer by chessace(471)

Question 486655: x=-5x-10
find the slope and y intercept
thank you in advance
Click here to see answer by richard1234(7193)

Question 486638: I have a question. I realize you do not have the pie chart in front of you, but I'm not sure how to start to solve this word problem. Do you know the formula to solve?(see below)
The percentage amount of Federal Campus Base student on the pie chart is 2%.
Approximately 8.6% of campus-based federal student aid is given to students in two-year public institutions. How much campus-based aid did students at two-year public institutions receive in 2006?
Click here to see answer by chessace(471)

Question 486675: Given the linear equation y=-7/8x+2, find the y-coordinates of the points (-8,),(0,), and (8,). Please show all of your work. Graph the linear equation
Click here to see answer by Tatiana_Stebko(1539)

Question 486658: m=3/4 (3,-5) find an equation of the line having the given slope and point
Click here to see answer by Tatiana_Stebko(1539)

Question 486589: Please help me solve these problems. I wrote the problems as they are written in my book. Thank You
1.(5,1) is a solution to the equation 2x-3y=7. What does this mean?
2.) Find the missing coordinates
(-3,_)is a solution of y=4-3x

Click here to see answer by chessace(471)

Question 486885: How do I find intercepts for the graph of the equation given:
x+6y=0
Click here to see answer by Theo(13342)

Question 486925: Find an equation of the line satisfying the conditions given - answer in standard form.
Parallel to 3x - y = -5 and passing through (-1,0)
Click here to see answer by John10(297)

Question 486928: without graphing, determine whether the following pairs of lines are (a) parallel, (b) perpendicular, or (c) neither parallel or perpendicular:
5x - 6y = 19
6x + 5y = -30
Click here to see answer by John10(297)

Question 486960: find the slope of the line containing (-1,-3)and (-4,-6)
this is how i started:
m=y2-y1/x2-x1
-6-(-3)/-4-(-1)
=-3/-3
or 1
That cant be could it?

Click here to see answer by John10(297)

Question 486962: Graph y=-2/3x+4 using the slope and y-intercept. Be sure to label at least two points on your line and show all work.
I really don't understand this at all.
Click here to see answer by John10(297)

Question 486961: Find the slope containing (-5,6) and (-4,23)
Click here to see answer by MathLover1(20849)

Question 486994: without graphing, determine whether the following pairs of lines are (a) parallel, (b) perpendicular, or (c) neither parallel or perpendicular: Express your answer in standard form.
5x - 6y = 19
6x + 5y = -30
Click here to see answer by jim_thompson5910(35256)

Question 486998: Explain when to use a solid line as a boundary when graphing a linear inequality.
Click here to see answer by John10(297)

Question 487040: 3b+18=2b+12
Click here to see answer by JLTELLEZ5(1)

Question 487039: solve the system:
3x - 11y = 9
-9x + 33y = 18
Click here to see answer by josmiceli(19441)

Question 487047: Write the slope-intercept equation for the line that passes through (4, 3) and has slope 5/4. Please show all of your work.
Click here to see answer by John10(297)

Question 487051: Find the slope and y-intercept of the line in the given equation.
y=-2/7x-3
Click here to see answer by jim_thompson5910(35256)

Question 487050: Write the slope-intercept equation for the line with slope 1/2 and y-intercept (0, -5) and graph the line. Submit your graph to the Dropbox. Please show all of your work.
Click here to see answer by richard1234(7193)

Question 487054: 16. Write the slope-intercept equation for the line that passes through (-2, 7) and (-7, 12). Please show all of your work.
Click here to see answer by jim_thompson5910(35256)

Question 487056: Write the ordered pair for f (- 5) = 8 and identify the x- and y- values.
Click here to see answer by jim_thompson5910(35256)

Question 487056: Write the ordered pair for f (- 5) = 8 and identify the x- and y- values.
Click here to see answer by richard1234(7193)

Question 487089: How do you graph using the slope if the slope is 0?
Click here to see answer by jim_thompson5910(35256)

Question 487034: find the solution to the system 2x - 5y = -1 and x - 3y = -3 by the substitution method
Click here to see answer by mananth(16946)

Question 487034: find the solution to the system 2x - 5y = -1 and x - 3y = -3 by the substitution method
Click here to see answer by MathTherapy(10552)

Question 487247: Please help!
Click here to see answer by jim_thompson5910(35256)

Question 487247: Please help!
Click here to see answer by MathLover1(20849)

Question 487247: Please help!
Click here to see answer by Theo(13342)

Question 487625: Could you help me to solve it, I tried many times and I got some answers but the website that Iam working on told me that " answer is wrong".
Find the slope, x-intercept, and y-intercept for the line 8x−3y−17=0 .
Note: Your answers must be decimals.
Thank You.
Click here to see answer by lwsshak3(11628)

Question 487706:
Which of the ordered pairs
(�4, 2), (4, 0), (�8, �3), (�16, 5)
are solutions for the equation x + 4y = 4?

Click here to see answer by Edwin McCravy(20054)

Question 487738: The slope of the line 2Y-10X+5=0
Equals
Click here to see answer by nerdybill(7384)

Question 487730: 28.
Livestock feed. Soybean meal is 16% protein and corn meal is 9% protein. How many pounds of each should be mixed to get a 350-lb mixture that is 12% protein?

Hope someone can help me with this, thanks.
Click here to see answer by nerdybill(7384)

Question 487781: 2x=5x
Click here to see answer by solver91311(24713)

Question 487835: Two ships leave port at the same time. Ship A sails north at a speed of 10 mph while ship B sails east at a speed of 35 mph. Find an expression in terms of the time t (in hours) giving the distance between two ships.
Click here to see answer by ankor@dixie-net.com(22740)

Question 487728: 24.
a = 1 + b,
b = 5 − 2a

Thanks for any help.
Click here to see answer by ankor@dixie-net.com(22740)

Question 487832: Find the perimeter of a rectangle if three of its vertices are (5, −2), (−3, −2), and (−3, 3).
Click here to see answer by chessace(471)

Question 487937: How can you turn y=-5/7x-8 into standard form ?
Click here to see answer by josmiceli(19441)

Question 488082: what is the equation of a line through (4, 10) which is perpendicular to the line y=3x+2
Click here to see answer by Jstrasner(112)

Question 488210: Hi im helping with a friends homework and come across this equation. I havent done maths for a while so just wondering what the answer was to y=(2x-2)-5.
Click here to see answer by Theo(13342)

Question 488236: What is the equation of the line described below written in slope-intercept form?
the line passing through point (2, 2) and perpendicular to the line whose equation is y = x
Click here to see answer by josmiceli(19441)

Question 488247: If we choose x from the set of values bigger than 0, is y = x� a function of x? explain

If we choose y from the set of values bigger than 0, is y = x� a function of y? explain

Click here to see answer by Theo(13342)

Question 488257: 5. Solve using the elimination method. Show your work. If the system has no solution or an infinite number of solutions, state this.
5x + 5y = 50
10x + 6y = 84
thanks for any help.
Click here to see answer by deborabr(181)

Question 488269: 8. A university bookstore recently sold a wirebound graph-paper notebook for $2.55, and a college-ruled notebook for $3.22. At the start of spring semester, a combination of 50 of these notebooks were sold for a total of $157.65. How many of each type were sold?

thanks for any help!!!
Click here to see answer by nerdybill(7384)

Older solutions: 1..45, 46..90, 91..135, 136..180, 181..225, 226..270, 271..315, 316..360, 361..405, 406..450, 451..495, 496..540, 541..585, 586..630, 631..675, 676..720, 721..765, 766..810, 811..855, 856..900, 901..945, 946..990, 991..1035, 1036..1080, 1081..1125, 1126..1170, 1171..1215, 1216..1260, 1261..1305, 1306..1350, 1351..1395, 1396..1440, 1441..1485, 1486..1530, 1531..1575, 1576..1620, 1621..1665, 1666..1710, 1711..1755, 1756..1800, 1801..1845, 1846..1890, 1891..1935, 1936..1980, 1981..2025, 2026..2070, 2071..2115, 2116..2160, 2161..2205, 2206..2250, 2251..2295, 2296..2340, 2341..2385, 2386..2430, 2431..2475, 2476..2520, 2521..2565, 2566..2610, 2611..2655, 2656..2700, 2701..2745, 2746..2790, 2791..2835, 2836..2880, 2881..2925, 2926..2970, 2971..3015, 3016..3060, 3061..3105, 3106..3150, 3151..3195, 3196..3240, 3241..3285, 3286..3330, 3331..3375, 3376..3420, 3421..3465, 3466..3510, 3511..3555, 3556..3600, 3601..3645, 3646..3690, 3691..3735, 3736..3780, 3781..3825, 3826..3870, 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