Tutors Answer Your Questions about Linear-equations (FREE)
Question 54855: 14. Find the slope and the y-intercept.
y = 7x – 7
15. Find the slope and y-intercept.
x = 1
A) Slope: 0; y-intercept: (0, 1)
B) Slope: undefined; y-intercept: (0, 1)
C) Slope: 0; y-intercept: none
D) Slope: undefined; y-intercept: none
No book. Thanks so much for your time!!!!!!
Click here to see answer by funmath(2933) |
Question 54983: Can someone please help me on this problem?
I listed the name of the book above and the page #, and problem #
I need to graph the following equation, using the intercept method.
2x - 37 = 12
Thanks,
Ashley
Click here to see answer by funmath(2933) |
Question 55042: Please help!
Find the equation of the line that has the following characteristics;
A line perpendicular to y=3x - 2 and passing through (2,3)
Please express answer in "slope-intercept form"
Thankyou,
DB
Click here to see answer by Hook(36) |
Question 55071: Here is my question: The cost of producing a number of items x is given by
C = mx + b, in which b is the fixed cost and m is the variable cost (the cost of producing one more item).
(a) If the fixed cost is $40 and the variable cost is $10, write the cost equation.
(b) Graph the cost equation.
I am at a loss when it comes to figuring out word problems, so please help me with this problem.
Click here to see answer by funmath(2933) |
Question 55019: No book.
Take this situation,increase in gas prices from 2004 to 2006,and create an equation or inequality that could be used for analysis, prediction, or decision-making. Then, draw a graph to depict the variables in the situation.
Here are the stats:
July 2004, price per barrel,$48
Jan. 2005 price per barrel,$50
July, 2005, p. p. b., $62
Jan. 2006, p.p.b.,$70
July. 2006, p.p.b, $79
Thanks so much!!!!!
Click here to see answer by Hook(36) |
Question 54596: Which of the ordered pairs
(3, 1), (0, –4), (–4, 0), (–3, –7)
are solutions for the equation x – y = 4?
A) (0, –4), (–4, 0), and (–3, –7)
B) (–4, 0) and (–3, –7)
C) (0, –4) and (–3, –7)
D) (3, 1) and (–4, 0)
No book. Thank you so very much for your time!!!
Click here to see answer by rchill(405) |
Question 55138: find the slope of the line
y= -3x + 2
I am not sure if I get this
This is what I got for another problem
3y + 2x - 6 = 0
using the slope formula, I came to the conclution that the slope of this line is -2/3 is this right?
thanks, lackinmath
Click here to see answer by tutorcecilia(2152)  |
Question 55164: Sally brought three chocolate bars and a pack of gum and paid $1.75. Jake brought two chocolate bars and four packs of gum and paid $2.00 Find the cost of a chocolate bar and the cost of a pack of gum.
Click here to see answer by stanbon(75887) |
Question 55189: A small company produces both standard and deluxe playhouses. The standard playhouse takes 12 hours of labors to produce and the deluxe 20 hours.The labor availible is limited to 800 hours per week and the total production capacity is 50 items per week. Existing orders require the company to produce at least 10 standard and 15 deluxe per week. Write a system of inequalities representing this situation where x is the number of standard and y is the number of deluxe.
Click here to see answer by stanbon(75887) |
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