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

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 Algebra: Linear Equations, Graphs, Slope Solvers Lessons Answers archive Quiz In Depth

 Question 230716: Directions: Determinw whether the equation is a linear equation in two variables. 1st: How do I determine the method of solving the equation: 8x-7y2(2 squared that is)=5 I used the x/y setup by first using the number 1 to represent the y in this equation I determined that this is not a proper linear equation or am i wrong or how should I go about solving this equation? I isolated the x to one side and used 1 for the value of y and came up with: x-6.75 while y=1 (as I stated above) Thank You for your assistance Click here to see answer by stanbon(57387)

 Question 230687: Write the equation of the line containing the given point and perpendicular to the given line. (4,-8): 5x + 6y = 7 Click here to see answer by checkley77(12569)

 Question 230763: hello please help I am so lost and so confused!! Find an equation of the line having the given slope and containing the given point. Express your answer in the form x=a, y=b, or y=mx + b m= -2, (8,0) the equation of the line is y= ? Click here to see answer by checkley77(12569)

 Question 230761: Help!! Find the slope intercept equation of the line that has given characteristics. Slope 4.5 and y intercept point (0,-6) the slope intercept equation y = ? Click here to see answer by unlockmath(1603)

 Question 230765: Yeah it is lil' ole me again...you folks are wonderful! I wish I was as intellengent as you are...what a gift! The fax corp. bought a fax machine for \$700 the fax machine depriciates at a rate of %25 a month. Find a function F that can be used to determine the value of the fax machine t months after purchase. F(t)= ? Click here to see answer by ankor@dixie-net.com(15660)

 Question 230764: Given the function h described by h(x) = 5x, find each of the following: (a) h (-14)= (b) h (20) = (c) h (30) = Click here to see answer by likaaka(51)

 Question 230922: what is the solution of this linear function 3y=-2x+9 Click here to see answer by checkley77(12569)

 Question 231153: Please help me begin this problem The linear equation y = 11.1x+43 approximates food and drink sales y in billions of dollars, where x=0 represents 1970. Use the equation to approximate food and drink sales for 1990 and 1995. Click here to see answer by user_dude2008(1861)

 Question 231248: How do you find the slope of (-19,3) and (-5,-12)? Click here to see answer by checkley77(12569)

 Question 231299: Question: Write the equation of the line: parallel to y= -3x y intercept = 1/3 Click here to see answer by texttutoring(324)

 Question 231302: Write an equation of the line: PARALLEL TO Y=1/2X - 3 Y INTERCEPT = 6 Thanks - I could solve this if they told me the coordinates, but I've only been give the y intercept (can I assume coordinates would be 0,6?). Thanks! Click here to see answer by rfer(12670)

 Question 231041: Hello, I am having a trouble solving the following problem: Find a value for K so that the following system of equations has infinitely many solutions. 6x + 3y = 15 Kx + y = 5 A) 0 B) -6 C) 2 D) 3 E) 5 A, B, C, D, and E are the only allowable answers given for the problem. Please help. Thank you, David Click here to see answer by ankor@dixie-net.com(15660)

 Question 231783: Write an equation in slope-intercept form for a vertical line passing through the point(-4,-13) Click here to see answer by Alan3354(30993)

 Question 231807: find the point of intersection of y=x+3 and 2x=y=9 Click here to see answer by rfer(12670)

 Question 231821: write equation for line passing through (0,3) and (-1,4) Click here to see answer by rfer(12670)

 Question 231631: use the given conditions to write an equation for the line in point-slop form, slope intercept form, and standard form. Passing though(1,-2)and parallel to the line whose equation is 2x-4y=9 Click here to see answer by ankor@dixie-net.com(15660)

 Question 231847: How to find an equation of the line passing through the pair of points in the form of Ax+By=C? Equation (-7,8), (-8,-5) Click here to see answer by stanbon(57387)

 Question 231853: directions: For this situation, find a linear model and use it to make a prediction. situation: The cost of producing 4 units is \$204.80. The cost of producing 8 units is \$209.60. How much does it cost to produce 12 units? Click here to see answer by stanbon(57387)

 Question 231910: Solve for the following items: a. The point on the x-axis that is equidistant (equal distance) from (12,6) and (8,2). b. The distance between the points (6,4) and (18,4). c. The distance between the points (1,4) and (19,6). d. The midpoint between (12, 6) and (18, 4) e. The midpoint between (-6, -8) and (23, 5) Click here to see answer by jsmallt9(3296)

 Question 231965: Find a linear equation whose graph passes through the given points. Write the equation in slope-intercept form (-3,-6) and (-2,-1) y=? use x as the varible Thank you Click here to see answer by rfer(12670)

 Question 232150: How can I solve the following math problem please. Find the equation in slope - intercept form of the line satisfying the conditions Slope-8/9; b=4 Click here to see answer by rfer(12670)

 Question 232136: what is the slope of the line whose equation is 5x+3y=-15 Click here to see answer by rfer(12670)

 Question 232231: how do i find the slope and y-intercept of this equation: 2y-6x=-8 Click here to see answer by antsmart56(3)

 Question 232268: What is 4/5 of 1.75 displayed as a fraction. Click here to see answer by rfer(12670)

 Question 232534: write an equation: slope = 1/3 passing through (-1,5) Click here to see answer by Alan3354(30993)

 Question 232617: write an equation of the line in standard form that is perpendicular to 2x+6y=-4 and pass through (-1,-1) Click here to see answer by Alan3354(30993)

 Question 232660: what is the slope of the line through the pair of points? can you please show steps E(1,-2)F(4, -8) Click here to see answer by Alan3354(30993)

 Question 232901: solve and please show step by ste s I can better understand 5x - 2y = 10 Click here to see answer by checkley77(12569)

 Question 232949: can you help me figure out this linear equation and help me graph it. y=-2/3x+5 Click here to see answer by rfer(12670)

 Question 233026: what is the slope and y intercept of this equation 5x-2y=10 y=-5?? slope= -5/-2 ???? Click here to see answer by rfer(12670)
 Question 233026: what is the slope and y intercept of this equation 5x-2y=10 y=-5?? slope= -5/-2 ???? Click here to see answer by solver91311(16897)

 Question 233237: find an equation of th line that contains the given pair of points (13,21) (1,9) Click here to see answer by Alan3354(30993)

 Question 232533: point slope form of the line that passes through (4,-1) with the slope of two Click here to see answer by rfer(12670)

 Question 233311: What is the slope of the line passing through points A(5,4) and B(0,3)? Click here to see answer by Alan3354(30993)

 Question 233325: what is the smallest possible slope of y = x^3-3x^2+5x Click here to see answer by Alan3354(30993)

 Question 233452: I need to come up some equations to this problem, and Im having a little trouble. A sales representative informs you that there are two floor plans still available and that there are a total of 56 houses available. Use x to represent floor plan #1 and y to represent floor plan #2 Write an equations that illustrates the situation. Then write another equation indicating that there are 3 times as many home available with the second floor plan than the first, using the same variables. Click here to see answer by Theo(3464)

 Question 233459: What are the intercepts of equation x+y=56, and intercept of y=3x, and where would the lines intersect if you solved the system by graphing Click here to see answer by Alan3354(30993)

 Question 233461: This is the first equation,x= floor plan 1, y=floor plan 2 with total of 38 houses, x+y=38 now I need an equation to illustrate this, floor plan 1 sells for 175,000, and floor plan 2 sells for 200,000. the available houses combined are worth 7,200,000 then using the elimination method to determine how many houses with each floor plan are available I would like to see how you do this step by step, and thank you very much. Click here to see answer by rfer(12670)

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