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

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Question 12537: i need help with this question, i dont understand how to do it.
solve for x in terms of y
x - 2y = 18

Click here to see answer by Earlsdon(4900)

Question 12537: i need help with this question, i dont understand how to do it.
solve for x in terms of y
x - 2y = 18

Click here to see answer by Lola(1)

Question 12582: please help me with this equation. If the lines represented by the equations 2y=3x+4 and y-ax-5=0 are parallel, What is the value of a?
Click here to see answer by Earlsdon(4900)

Question 12535: Solve for x in terms of y
x-2y=18
How would you answer that question?
Click here to see answer by AdolphousC(70)

Question 12541: The question is:
"Tell whether the relation is a function
Input Output
3--------> -1
\_________>>>>>>>(There's an arrow from 3 to -5)
2--------> -5
5--------> 5
4--------> 6"

I just do not comprehend this whole concept.
Can you help? Thank you!!
Click here to see answer by AdolphousC(70)

Question 12746: i dont understand how to do this
7. Solve using substiitution
a) y=x-1
y=2x-3
b) x=-2y+3
x=3y-7
8. Solve using substitution
a) y=3x-8
5x+y=6
d) 3m-2n=-5
m=n-2
e) 2a-3b=-4
a=5-2b
i) 2x+y=5
x-3y=13

Click here to see answer by glabow(165)

Question 12801: Can you help me solve:
6x-(4x-7)=9x-28
Click here to see answer by elima(1433)

Question 13030: i need help on solving this:-2x+3y=-14
2x+2y=4 solve for x and y
Click here to see answer by elima(1433)

Question 13140: 4x-2y=6

Click here to see answer by glabow(165)

Question 13189: I'm getting confused on how to solve probelms using linear equations.
This is the question
10x-(2x+3)=21
hope you can help, thanks
Click here to see answer by akmb1215(68)

Question 13214: How would you solve y=-1/3+23/3 then graph it?

Click here to see answer by rapaljer(3625)

Question 12800: Can you please help me solve:
6x+28(4x-7)=9x
Click here to see answer by rahman(247)

Question 13293: How do you solve a line when a line doen't touch the axis. (1,-1)(10,-1)
Click here to see answer by longjonsilver(2297)

Question 13315: i would like some one to shwo me how to do this equation please.
2/3(5y-4)-3/5(2y+8)=0
Click here to see answer by longjonsilver(2297)

Question 13288: With the major options package and destination charge, a sports car cost $24,416. The base price of the car was ten times the price of thr major options package and fifty times the destination charge. What was the base price of the car?
Click here to see answer by akmb1215(68)

Question 13259: Hi, I am having trouble with the following homework question:
Generate a table and a graph for y=5x-2.
Thank you for your help!
Click here to see answer by smik(40)

Question 13362: the question i am having problem with is: 5x-y=10, what is the value of x. can you please help me with this problem.
Click here to see answer by serenebarril(1)

Question 3338: 10+x=18
Click here to see answer by elizabeth2005(20)

Question 13361: hi! i really need help with this question... it's not a number problem question...it's a real question. i need to know how to solve a linear equation...you see my algebra book (AlgebraI publisher: mcdougal littell) is ninth grade level and i need help to solve a linear equations. please e-mail me back with the answer thank you!
Signed,
COnfused

Click here to see answer by rapaljer(3625)

Question 13370: 2 [k-3(4-2k)] = 2(k-3) + 3
Can you plese help with this eqaution?

Click here to see answer by akmb1215(68)

Question 13370: 2 [k-3(4-2k)] = 2(k-3) + 3
Can you plese help with this eqaution?

Click here to see answer by hyh_123(8)

Question 13363: Write the equation of the line that passes through the origin (0,0) and is parallel to x - 3y = 9.
Click here to see answer by askmemath(368)

Question 13490: what is 4(x-1)+2=18 ? showing the step-by-step process?
Click here to see answer by elizabeth2005(20)

Question 13561: Help on this please. -2x + 5y =10
Do not understand how to work it.
thank you , connie
Click here to see answer by ntnk(49)

Question 13752: What does linear mean
in simle english it mean straight
but in sense of maths it means a straight line u obtain when u put some values in equation.that equation will be called as equation of straight line or linear equation
Click here to see answer by baigshahib(11)

Question 13834: please help
Click here to see answer by elima(1433)

Question 13919: (4,1),(2,3)
Click here to see answer by tjnw79(57)

Question 13939: y+6>-1 and y-2<4
Click here to see answer by rahman(247)

Question 13963: my daughter needs help in solving these equations:
1.
2. 6-21/4=21/2+z
3. n-(31/3+22/3-11/3)=72/3
Click here to see answer by longjonsilver(2297)

Question 14032: How do I write an equation that corresponds to the given inequality?
example: y<4 Thank You

Click here to see answer by AnlytcPhil(958)

Question 11285: 1.666 is less than or greater than 1.67

Click here to see answer by LilSkittleMd(119)

Question 14053: Could you please help solve the following...
L+1
_____ = 4
8
Should I begin by making it L/8 + 1/8 = 4?
Click here to see answer by bam878s(76)

Question 14015: Hi,
How do you tell if a function is linear? Example of a question would be: State whether this is linear. I know that the equation f(x) = mx + b is used, but can someone give me an example, please?
Thanks so much! I really appreciate it!
Click here to see answer by bam878s(76)

Question 14051: Could you please help solve the following...
i/6 + 7 = 2
Click here to see answer by rahman(247)

Question 14240: I am trying to help a friend with her homework, but we have both hit a brick wall, can someone send us the process to solve the following equation?
2/5(10x+25)=-10-4(x+3)
Thank you so much for your help.
Patty & Sunshine
Click here to see answer by Alwayscheerful(414)

Question 14186: my question is regarding perpendicular lines. When you get the slope for one line the slope for the other line is the reciprical, right? So if the original line's m= -2x/3 would the perpendicular line's slope be 3x/2? I'm concerned about the negative sign.
Click here to see answer by Earlsdon(4900)

Question 14235: Explain why -2 is not the solution of the equation 4x + 3x -5 = 27.
Click here to see answer by rahman(247)

Question 14232: 0.5(2-3x)= 4.5 -0.1(x+7)
Click here to see answer by rahman(247)

Question 14317: Ok. If you are asked to graph x=0 , is it a vertical line on the y-axis? Wouldn't the line be intersecting the y-axis at every point?
Click here to see answer by Alwayscheerful(414)

Question 13078: I dont even know where to begin on this one. In each pair of equations, give the slope of each line,

Click here to see answer by LilSkittleMd(119)

Question 14381: 2x+y=6
3x+4y=4
Click here to see answer by elima(1433)

Question 14590: Solve equation: 2-3(q-1) = 10-(q+1)
Not sure on how to solve this one. Please help.
Click here to see answer by rahman(247)

Question 14709: what is 300cm =____m do i divide 10,100,or 1000
Click here to see answer by Drpengui(15)

Question 14043: y=5+2x I don't know what it means
Click here to see answer by Alwayscheerful(414)

Question 14821: what is 3/5n-4=56 ?
Click here to see answer by elima(1433)

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