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

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Question 782237: f(x)=5/4x+7
Click here to see answer by jim_thompson5910(35256)

Question 782243: Determine any axis intercepts; y = "sqrt X" + 8
I'm really not getting this!...I know you set a or y to 0 to solve the other, but I am not understanding these questions =*(
Click here to see answer by jim_thompson5910(35256)

Question 782291: Hello,
How would I solve: 2(x_1)-1>-3(x-2)+10
Click here to see answer by rothauserc(4718)

Question 782259: I NEED HELP WITH THIS PROBLEM!!
I dont understand, is there a formula or something I am suppose to be using??
"Determine any axis intercepts,y = "square root X" - 3
Please I can't figure this out please explain, thanks so much.
Click here to see answer by rothauserc(4718)

Question 782116: The difference between the years of birth and death of a lady is 40 year two times the year of her birth exceed the year of her deathy by 335. find the year of her birth
Click here to see answer by ankor@dixie-net.com(22740)

Question 782613: Which of the following is an equation of a line that passes through points (0.5 and has a negative slope?
Y= -5x + 5
y= 5x -5
y= 5x
y= -5x -5
Just not understanding, will get personal help in the for a more detailed understanding of intercepting slopes.
Click here to see answer by jim_thompson5910(35256)

Question 782646: Write an equation for the line through the point (6,3) with a slope of 5 in point slope form y = y_0 + m(x-x_0)
Click here to see answer by josgarithmetic(39617)

Question 782768: help me solve these two problems
1. -5(z+5)+3z=
2. -2/9r=3/7

Click here to see answer by waynest(281)

Question 782813: The cost to produce a number x of a toy is C=2700+25x. The selling price of a toy is R45. How many toys should be produced to break even?
Click here to see answer by oscargut(2103)

Question 782737: find intersection point x+y=5;3x-y=7
Click here to see answer by oscargut(2103)

Question 782865: Find the equation of a line that is perpendicular to x=-1 and passes through (-2,-3)
Click here to see answer by oscargut(2103)

Question 782865: Find the equation of a line that is perpendicular to x=-1 and passes through (-2,-3)
Click here to see answer by solver91311(24713)

Question 782888: how do you graph 3x+4y=-1, and how do you get x on one side to be an equation?
Click here to see answer by waynest(281)

Question 782919: What's The Slope Of ( 6, -1 )& ( 4,2 ) ?
Click here to see answer by solver91311(24713)

Question 782920: What's The Slope Of ( 4, 3 )& ( 3,-2 ) ?
Click here to see answer by solver91311(24713)

Question 783011: i have to write an equation in point-slope form for the line with the given slope that contains the given point .
Slope= 1/5; (2, -6) .
I'm in the 8th grade, and in Algebra 1, but i still dont quite get how to do the point slope formula and i'm too afraid to ask him beacause he makes me feel like an idiot..
Click here to see answer by Alan3354(69443)

Question 783228: find the slope-intercept equation for a line when given m=2/9 and passes through (3,7)
Click here to see answer by mananth(16946)

Question 783309: Write in slope-intercept form (if possible) and standard form an equation of the line described
slope = 0 and contains (-2, -5)
Click here to see answer by mananth(16946)

Question 783310: Write in slope-intercept form (if possible) and standard form an equation of the line described
perpendicular to 4x � 3y = 2 and contains (1, 2)
Click here to see answer by mananth(16946)

Question 783308: Write in slope-intercept form (if possible) and standard form an equation of the line described
slope is undefined and contains (5, -7)
Click here to see answer by KMST(5328)

Question 783311: State the domain and range of the relation, then state whether or not the relation is a function. Explain.
1. {(6, 1.7), (9, 3), (1, -1), (6, 5.1), (4, -2)}
Click here to see answer by oscargut(2103)

Question 783463: Find the value of x so that the line through the pair of points has the given slope..
(X,3) and (5,9) the slope is m=2
I dont even know where to start! Thank you in advance!
Click here to see answer by Cromlix(4381)

Question 783471: A line goes through the point(-11,13) and has a slope of 5/0. There is a point on the line at the coordinate (x,4). Type in the value of x as a decimal to the nearest hundredth.
Click here to see answer by fcabanski(1391)

Question 783555: is Y=3 linear or nonlinear

Click here to see answer by jim_thompson5910(35256)

Question 783557: I do not understand how to get the answer 92 with this question:
A student earned scores of 87, 81, and 88 on the first 3 of 4 tests. if the student wants an average of exactly 87, what score must be earned on the fourth test?
Click here to see answer by solver91311(24713)

Question 783561: Can someone help me solve this?
Solve each system by graphing both equations on the same axes. Give the ordered pair for the point of intersection.
x+y=6
3x-y=-2
Click here to see answer by solver91311(24713)

Question 783601: Please help me solve this equation
s-|-4|=7.3
Click here to see answer by jim_thompson5910(35256)

Question 783749: What is the slope and y-intersection of y+3=-1/3x
Click here to see answer by MathLover1(20849)

Question 783809: I need help solving this equation. I am drawing a blank where to start. Please help.

Click here to see answer by josgarithmetic(39617)

Question 783810: I need help solving this equation. I am drawing a blank where to start. Please help.
x^(3/2) - 2^(3/4) + 1 = 0
Click here to see answer by Alan3354(69443)

Question 783819: I need help with this problem
x^(3/2) - 2x^(3/4) +1 =0
Click here to see answer by xinxin(76)

Question 783912: Use a graphing device to approximate, to two decimal places, the solutions to the equation.
X^3- X^2 - 14X - 12 = 0
Click here to see answer by waynest(281)

Question 784102: Write the equation of the line with the given slope, 0 and y-intercept, -3
Click here to see answer by wilft1(217)

Question 784100: 3/(x-3)+3 = 15/(x-3)? Im confused on how to go about solving it...
Click here to see answer by wilft1(217)

Question 784100: 3/(x-3)+3 = 15/(x-3)? Im confused on how to go about solving it...
Click here to see answer by MathTherapy(10552)

Question 784239: what id an equation of the line in slope intercept form?
m=4 and the y intercept is (0,5)
Click here to see answer by Alan3354(69443)

Question 784280: how to graph the inequality of -6 < x < -2?
THANK YOU !
Click here to see answer by rfer(16322)

Question 784327: Have midpoint (6,8)
Line segment ab... Have point a (2,3) need to find point b
Click here to see answer by stanbon(75887)

Question 784342: Find the equation of line going through (3,4) and (1,-1).
This is what I've done so far:
m= -1-4/1-3= -5/2
y-4= -5/2(x-3)
-2(y-4)=-5(x-3)
-2y+8=-5x+15
-8 -8
-2y/-2y=-5x/-2+7/-2
y=-5/2x+7/-2
Click here to see answer by Alan3354(69443)

Question 784337: write and equation of a line that goes through (-3,13) and is perpendicular to 9x+4y=48
Click here to see answer by MathLover1(20849)

Question 784355: I need to write a slope-intercept equation for a line when it passes through (-5,0) and (0,4/5)
Click here to see answer by MathLover1(20849)

Question 784369: hello,
my name is lauren and i am taking a algebra function and models class at suny westchter community college. I have and adjunct professor whos strong point is wall street, and here lies my problem. she has been telling the class that the equation to find a slope of a line is y1-y2 over x1-x2 and i know its y2-y1 over x2-x1, but she says it doesnt matter you ge the same answer either way but i keep getting diffrenet answers. Is she right and I am doing my math wrong or am i right that the formula she is giving is wrong? please help i need this class to graduate.
Click here to see answer by Alan3354(69443)

Question 784477: i have to write the point-slope form of the equation and then use the point-slope form to write the slope-intercept form.
Slope = -4, passing through (-5, -2)
Click here to see answer by harpazo(655)

Question 784608: how do you Solve the following formula for x
y = (9 + 6 k)x
Click here to see answer by edjones(8007)

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