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

Tutors Answer Your Questions about Linear-equations (FREE)

Question 706037: Solve the following formula for q. The solution is q =
Y=p+q+r
______
2
Click here to see answer by stanbon(75887)

Question 706031: Please help me sove the linear inequality and write the solution.
4x-19<5

Click here to see answer by rfer(16322)

Question 706045: Please help me: Solve the linear inequality: The solution set is
x/3 + 5x/6 _< 2/3
Click here to see answer by rfer(16322)

Question 706084: POINTS (r, -2) AND (-7, -1) ARE ON A LINE WITH SLOPE m=-1/4. Find the value of r.
Click here to see answer by josgarithmetic(39617)

Question 706088: write an equation for the line in point-slope form
slope=-3,passing through (-4,7)
Click here to see answer by lwsshak3(11628)

Question 706119: graph x=(y+1)^2-4
Click here to see answer by lwsshak3(11628)

Question 706092: A community bird-watching society makes and sells simple bird feeders to raise money for its conservation activities. They sell 22 per week at a price of $10 each. They are considering raising the price, and they find that for every dollar increase, they lose two sales per week.
(a) Find a linear equation that models the number y of feeders that they sell each week at price x, and sketch a graph of the equation
Click here to see answer by josgarithmetic(39617)

Question 706251: what would the answer be for 3x+5y=16, when you are putting it in a graph, a slope?
Click here to see answer by Alan3354(69443)

Question 706299: If x+x+x = m-m-m, and m=3, what is the value of x?
Steps on how to get the answer please.
Click here to see answer by checkley79(3341)

Question 706321: Can someone please help me with the following problem?
Given points N(6,-4) and O(-2,5), find the distance of line segment NO. Round the answer to the nearest hundredth.
Thank you!
Click here to see answer by Alan3354(69443)

Question 706320: Please help me with the following problem.
Given the points $(3,-1) and F(13,-9), find the midpoint of the line segment RF.
Thank you so much!
Click here to see answer by josgarithmetic(39617)

Question 706346: HELP!!! Find the general equation of each line; that is write the equation in the form Ax+By+C Containing the points (1,3) and (-1,2). Thank you for your help!
Click here to see answer by MathLover1(20849)

Question 706317: Can someone help with this problem?
Given the points P(3,4) and Q(1,0), find the slope of the line segment PQ.
Thanks so much!
Click here to see answer by ankor@dixie-net.com(22740)

Question 706274: What is the equation of a line, in general form, that passes through point (1, -2) and has a slope of 1/3.

a. 3x - y - 7 = 0
b. x - 3y + 7 = 0
c. x - 3y - 7 = 0

Click here to see answer by josgarithmetic(39617)

Question 706406:
Problem is: A rock band plans on traveling for 33 weeks making 3 stops, Japan 6 more weeks than Australia, and Sweden 3 weeks less than Australia. How many weeks will they be in each country?
Australia?
Japan?
Sweden?
Click here to see answer by checkley79(3341)

Question 706606: -3(5y-4)-y=-4(y-3)
Click here to see answer by rfer(16322)

Question 706610: can you help me solve -210=-240x
Click here to see answer by jim_thompson5910(35256)

Question 706615: Find the linear function satisfying the given conditions.
g(2) = 2 and the graph of g is perpendicular to the line 6x − 3y = 8.
Click here to see answer by MathLover1(20849)

Question 706628: Find the linear function satisfying the given conditions.
The x− and y−intercepts of the inverse function are 8 and −1, respectively.

Click here to see answer by josgarithmetic(39617)

Question 706567: Find the linear function f that satisfies the given conditions.
f passes through (2, -1) and the inverse of f passes through (9, 4).

Click here to see answer by josgarithmetic(39617)

Question 706684: 5(x-1)+3=23
Click here to see answer by checkley79(3341)

Question 706678: i have sketch graphs in front of me but i do not know which one would be the equation for 3x+2y=6 the ones i have left are a / one going through zero a \ going halfway through the y and x axis and a | one going halfway through the x axis. i was wondering if it would be the first one.
Click here to see answer by checkley79(3341)

Question 706709: Write an equation of the line that is perpendicular to 5x + 20y = 10 and passes through the point (8, 3)
Click here to see answer by stanbon(75887)

Question 706713: Find the value of 'a' if a line containing the point (a, -3a) has a y-intercept of 7 and a slope of 2/3.
My work:
y = -2/3x + 7
-3a = -2/3(a) + b

Click here to see answer by nerdybill(7384)

Question 706790: find the equation of the line that goes through the points (-4,1)and (-1,4)
Click here to see answer by MathLover1(20849)

Question 706827: ∛-125 how to work this problem please!
Click here to see answer by rfer(16322)

Question 706858: x+y=6
x-y=2
Click here to see answer by Alan3354(69443)

Question 706991: A barrel contains 120 gallons of paint ans is being drained at a constant rate of 13 gallons per day. Write an equation that models the number of gallons, g, after t days.
Click here to see answer by stanbon(75887)

Question 707072: The time, in minutes, taken to cook a chicken, C, is linearly related to the weight, in kilograms, of the chicken, k. It takes 40 minutes to cook a 1.4kg chicken and 50 minutes to cook a 1.8kg chicken.
Find the linear equation relating cooking time, C, with the weight of the chicken, k, for a 1.7kg Chicken
Click here to see answer by josgarithmetic(39617)

Question 707063: The time, in minutes, taken to cook a chicken, C, is linearly related to the weight, in kilograms, of the chicken, k. It takes 40 minutes to cook a 1.4kg chicken and 50 minutes to cook a 1.8kg chicken.
Find the linear equation relating cooking time, C, with the weight of the chicken, k to find how long it would take to cook a 1.7kg chicken.
how would i solve this equation? as far asi can figure you would go C=C*k-1.7
Click here to see answer by nerdybill(7384)

Question 707098: PLEASE HELP ME TO SOLVE THIS PROBLEM (IF THE SUM OF TWO NUMBERS IS 84 AND YHEIR DIFFERENCE IS 30 FIND THOSE TWO NUMBERS?)

Click here to see answer by lynnlo(4176)

Question 707098: PLEASE HELP ME TO SOLVE THIS PROBLEM (IF THE SUM OF TWO NUMBERS IS 84 AND YHEIR DIFFERENCE IS 30 FIND THOSE TWO NUMBERS?)

Click here to see answer by Stitch(470)

Question 707186: Hi my name is Shana and I took a quiz in my class and I did not do verywell on it but I have went over and tried to see where I went wrong but on this one problem i am stuck. please the help!!! problem:6x+6(3x-2)=18-6x, this is how I worked it out 6x+6(3x-2)=18-6x
6x+18x-12=18-6x
-18x -18x
6x-12=18-12x
+12 +12
6x=30-12x
+12x +12x 18x=30 30/18 =1.6
teacher says correct anwser is 1 and I have worked it somany ways and have no idea where I am going wrong plese email me at shananeal54@gmail.com
Click here to see answer by stanbon(75887)

Question 707401: Sketch a graph of y=f(x)
f(x)= -3x + 2
Click here to see answer by jim_thompson5910(35256)

Question 707414: i need to solve for x
ax-b/b=c-d/d
Click here to see answer by ankor@dixie-net.com(22740)

Question 707541: find the slope of a line parallel to the graph of each equation
3x+4y=12
Click here to see answer by Gogonati(855)

Question 707487: I'm trying to find out how to solve these equations
3y - 2x = 11
y + 2x = 9
Click here to see answer by ankor@dixie-net.com(22740)

Question 707634: Use the graph of the function to estimate:
a. f(2)
b. f(�4)
c. All x such that f(x) = 0

I can't show the graph on here it won't copy and paste, but I dont' understand what I need to do. Please help.
Click here to see answer by Edwin McCravy(20055)

Question 707651: please help me solve this equation 6y^2 = 11y + 7
thx
Click here to see answer by lynnlo(4176)

Question 707672: I need help solving this problem: write the equation of the linear function that has a slope 2/3 and passes through the point (9,-1)
I think I use this equation: y-y1=m(x-x1) but not positive
Click here to see answer by stanbon(75887)

Question 707826: y=x-4
Click here to see answer by jim_thompson5910(35256)

Question 707876: Im having trouble solving a problem. V=π r^2 h for h
Click here to see answer by josgarithmetic(39617)

Question 707876: Im having trouble solving a problem. V=π r^2 h for h
Click here to see answer by checkley79(3341)

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