Questions on Algebra: Graphs, graphing equations and inequalities answered by real tutors!

Tutors Answer Your Questions about Graphs (FREE)

Question 184275: can you please help me on:3.2
Click here to see answer by stanbon(57307)

Question 184280: Can You Please Help Me On:n/7>-6
n/7 is a fraction
Click here to see answer by stanbon(57307)

Question 184277: -9n>-36
Click here to see answer by rapaljer(4667)

Question 184277: -9n>-36
Click here to see answer by MathGuyJoe(20)

Question 184269: can you please help me on:3.2
Click here to see answer by rapaljer(4667)

Question 184270: I have a problem graphing y= 3x and y = -x + 4
Click here to see answer by rapaljer(4667)

Question 184270: I have a problem graphing y= 3x and y = -x + 4
Click here to see answer by MathGuyJoe(20)

Question 184286: PurePets dog food is 35% vegetables 65% meat and grain. NewTone dog food is 42% vegetables and 58% meat and grain. How much of each would be needed to produce 25 pounds of dog food that was 50% vegetable and 50% meat and grain?

Click here to see answer by stanbon(57307)

Question 184340: I am working on graphing in pre-algebra. Would you please solve the following, showing each step so that I see and understand how to solve this.
Graph by plotting points
7x + 35 = 0
Thank you for your help in advance!
Click here to see answer by Alan3354(30993)

Question 184352: Can You Help Me On: n/7 > -6
n/7 is a fraction
Click here to see answer by jim_thompson5910(28593)

Question 184357: Can You Please Help On:It will take at least 360 points for kikos team to win the math contest.The score for kikos teammates were 94,82,and 87,but one of kikos teammates lost 2 of those points for an incmplete answer. How many points must kiko earn for her team to win the contest?
Click here to see answer by solver91311(16877)

Question 184358: Please help me solve this equation:
Click here to see answer by jim_thompson5910(28593)

Question 184372: y= -2/3x - 12
Click here to see answer by jim_thompson5910(28593)

Question 184361: Janet needs to travel 275 miles for a conference. She needs to be at the conference in no more than 5.5 h. What us the slowest average speed that she can drive and still arrive at the conference on time?
Click here to see answer by checkley77(12569)

Question 184416: Solve the inequality |2x -4| < 10. Write the solution in interval notation and graph it.
Click here to see answer by solver91311(16877)

Question 184452: Find the standard equation of the circle passing through a given point with a given center.
center (1,4)and passing through (-3,-2)
Click here to see answer by Alan3354(30993)

Question 184452: Find the standard equation of the circle passing through a given point with a given center.
center (1,4)and passing through (-3,-2)
Click here to see answer by stanbon(57307)

Question 184415: Graph the solution set of x + 2y less than or equal to 3
x + 2y is less than or equal to 4
Click here to see answer by jojo14344(1512)

Question 184460: Graph y=2/3x-2
Click here to see answer by jim_thompson5910(28593)

Question 184548: It says solve the system of equations by the addition method.
-6x+y=5
5x-4y=-20
Type the answer as an ordered pair. N for no solution or I for infinitely many solutions.
Click here to see answer by checkley77(12569)

Question 184549: I need help. It says to use the slope intercept form to graph the equation.
y=4/5x-3
Click here to see answer by Fombitz(13828)

Question 184556: I need help. It says given the following function, find f(-3), f(0), and f(1).
f(x)=x^2-4
f(-3)=
f(0)=
f(1)=
Thanks
Click here to see answer by checkley77(12569)

Question 184555: I need help. It says use the slope intercept method to graph the equation 4x+5y=20.
Thanks
Click here to see answer by checkley77(12569)

Question 184557: I'm not sure about this.
Determine whether the pair of lines is parallel, perpendicular, or neither.
x-4y=-2
y=9x-4
Choose the correct answer below.
A. The two lines are neither parallel nor perpendicular
B. More information is needed.
C. The two lines are parallel.
D. The two lines are perpendicular.
Click here to see answer by checkley77(12569)

Question 184559: I need help please.
Complete each ordered pair so that it is a solution of the given linear equation.
x-2y=-5;( ,-3),(-9, )
The first ordered pair is ( ,-3)
The second ordered pair is (-9, )
Thank u!
Click here to see answer by checkley77(12569)

Question 184558: I'm not sure about this.
Graph the linear equation by finding and plotting its intercepts.
y=-5x
Thanks
Click here to see answer by solver91311(16877)

Question 184558: I'm not sure about this.
Graph the linear equation by finding and plotting its intercepts.
y=-5x
Thanks
Click here to see answer by checkley77(12569)

Question 184558: I'm not sure about this.
Graph the linear equation by finding and plotting its intercepts.
y=-5x
Thanks
Click here to see answer by vleith(2825)

Question 184565: Find the domain and the range of the given relation.
{(2,3),(-7,0),(4,-6),(-6,4)}
The domain is -
The range is -
Click here to see answer by user_dude2008(1861)

Question 184563: Find the slope of the line.
9x+y=2
m=

Simplify your answer. Type as an integer or a fraction. Type N if the slope is undefined.
Click here to see answer by jim_thompson5910(28593)

Question 184611: Graph the linear equation.
x=-4
Click here to see answer by vleith(2825)

Question 184628: Graph the linear equation.
x=3
Click here to see answer by solver91311(16877)

Question 184625: Find the domain and the range.
{(8,5),(-4,-5),(7,4),(4,7)}
Click here to see answer by solver91311(16877)

Question 184630: Find the slope of the line if it exist. Type as integer or fraction. Simplifiy. Use N for no solution.
(2,1)
(2,-4)
Click here to see answer by solver91311(16877)

Question 184621: Find the slope of the line that goes through the given points.
(8,-5) and (-5,-6)
m=
Type an integer or fraction. Simplify. Use N for slope is undefined.
Click here to see answer by jim_thompson5910(28593)

Question 184646: Please help with this inequality. I am confused.
5<3+2<=9
Click here to see answer by Alan3354(30993)

Question 184652: Please lend a hand in helping me with inequalities. Thanks
x-7<=-1 or -2x+6<=-2
Click here to see answer by stanbon(57307)

Question 184649: Please help with inequalities
3x-2>=10 or x-6<=-4
Click here to see answer by HyperBrain(694)

Question 184737: I just don't understand!
It says to graph the linear equation by finding and plotting its intercepts.
y=-2x
Click here to see answer by Mathtut(3670)

Question 184745: It says to solve using the addition method. ???
-2x+y=-6
2x-3y=-2

Thnx
Click here to see answer by user_dude2008(1861)

Question 184748: SOLVE USING THE SUBSTITUTION METHOD, WHATEVER THAT MEANS.
x=11y=51
3x+6y=18
Click here to see answer by Alan3354(30993)

Question 184779: Soybean meal is 16% protein;cornmeal is 8% protein .How many pounds of each should be mix together in order to get 320-lbs mixturethat is 13% protein.
How many pounds of soybean should be in the mixture._____
How many pounds of cornmeal should be in the mixture._____

Click here to see answer by checkley77(12569)

Question 184799: Graph the linear equation? How do I do that?

-6x+7y=14

Click here to see answer by Alan3354(30993)

Question 184804: It says to plot the intercepts to graph the equation???
7x-3y=-21
Click here to see answer by jim_thompson5910(28593)

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