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

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Question 97389: This question has two parts.
a) find the domain of
b) find f(x+h)=?

So far, I put that
part a) domain = all real numbers except x (does not equal)=2
part b) so
I don't know if I am correct, though.
Click here to see answer by jim_thompson5910(35256)

Question 97309: nine more than a number
Click here to see answer by roseyposey(9)

Question 97307: |-4x|=32
Click here to see answer by roseyposey(9)

Question 97455: Solve This System Graphically
Y = 2x � 3

y = -x + 3
Click here to see answer by edjones(8007)

Question 97456: Linear System
How would yolu go about solving this probleM?
3x � 7y = 14
5x + 3y = 9
Click here to see answer by edjones(8007)

Question 97521: Solve:
X + 1/3 > -5
Click here to see answer by checkley71(8403)

Question 97518: 1. Find the slope: y=-3/2x + 5/3
2. Find the equation: slope-4 through point (-2,3)
Click here to see answer by checkley71(8403)

Question 97617: i need to find the vertex from the equation y=2x+4
Click here to see answer by stanbon(75887)

Question 97617: i need to find the vertex from the equation y=2x+4
Click here to see answer by checkley71(8403)

Question 97450: How many gallons of a 85% solution must be mixed with 96 gallons of 40% solution to obtain a 53% solution?
Click here to see answer by ankor@dixie-net.com(22740)

Question 97715: How should I graph this function
F(x)=-2x-5
Click here to see answer by tutorcecilia(2152)

Question 97803: The diffrence of a number c and 17 is more then 33. Write an ineqaulity to this promblem
Click here to see answer by checkley71(8403)

Question 97739: I got this wrong on my homework and would appreciate if you could go over it.
The question reads, find the slope and y-intercept of each line. Graph the line by hand. I also needed a x y chart. -x+3y=6
Click here to see answer by elima(1433)

Question 97832: what is the equation of the line of symmetry for y = -x� + 4x + 5
Click here to see answer by Edwin McCravy(20054)

Question 97832: what is the equation of the line of symmetry for y = -x� + 4x + 5
Click here to see answer by abutlerus(2)

Question 98039: Graph each absolute value function and state its domain and range.
f(x) = / x - 2 /

Click here to see answer by stanbon(75887)

Question 98060: y=-x+4 How would this be graph
Click here to see answer by edjones(8007)

Question 98062: x+4y=5 how would you graph this
Click here to see answer by kiljoy(51)

Question 98061: x-2y=6 how would you show this on graph
Click here to see answer by checkley71(8403)

Question 98112: determine the equation of each line. Write the answer in standard form using only integers as the coefficients.
The line through (-2,0) with slope -3/4. (the negative sign next to the 3/4 is in the middle of the 3 and 4 next to the divide line)
Click here to see answer by checkley71(8403)

Question 98124: Determine the equation of each line. Write the answer in standard form using only integers as the coefficients.

The line through (0,9) that is parallel to the line 3x+5y=15.
Click here to see answer by checkley71(8403)

Question 98144: need some help with this question
18x + 24 > 3( 5x + 4)
thank you for your time.David
Click here to see answer by edjones(8007)

Question 98211: I am needing some help on this question
6 ≤ 3t - 3 ≤ 21
I know there is a 3 and 8 however what order or -/+ sign I am lost.
Click here to see answer by elima(1433)

Question 98211: I am needing some help on this question
6 ≤ 3t - 3 ≤ 21
I know there is a 3 and 8 however what order or -/+ sign I am lost.
Click here to see answer by tutorcecilia(2152)

Question 98320: Solve 3x(squared)-8x+4=0 by graphing. If exact roots cannot be found, state the consecutive integers between which the roots are located.
a. 2, between 0 and 1
b. between 0 and 1; between 7 and 8
c. 1,2
c. between 0 and 1, between 3 and 4.
Thank you for helping this old grandmother out.
Click here to see answer by bucky(2189)

Question 98345: -2-d/5<23
Click here to see answer by checkley71(8403)

Question 98344: 2v-3/5>7
Click here to see answer by jim_thompson5910(35256)

Question 98374: A line passes through the point (x,y)= (-7,-9) and has a slope of -1 . Write an equation for this line.

Click here to see answer by stanbon(75887)

Question 98378: use the slope intercept form to graph the equation please show graph. -5x-y=0
Click here to see answer by stanbon(75887)

Question 98393: What is the slope of the line 3x= 5y-3?

Click here to see answer by stanbon(75887)

Question 98393: What is the slope of the line 3x= 5y-3?

Click here to see answer by tutorcecilia(2152)

Question 98394: Can you help me graph this? I am new to this.
Graph the inequality:
x>-2.
Click here to see answer by stanbon(75887)

Question 98394: Can you help me graph this? I am new to this.
Graph the inequality:
x>-2.
Click here to see answer by tutorcecilia(2152)

Question 98396: Suppose that the monthly cost of a long-distance phone plan (in dollars) is a linear function of the total calling time (in minutes). When graphed, the function gives a line with a slope of 0.09.
The monthly cost for 44 minutes of calls is $17.80. What is the monthly cost for 37 minutes of calls?

Click here to see answer by stanbon(75887)

Question 98377: use the slope intercept form of the linear equation to write an equation of the line with the given slope and y intercept.
slope is - 7 over 9; y-intercept(0, 32 over 9)
Click here to see answer by tutorcecilia(2152)

Question 98371: could some one help me graph this linear equation.
2y+18x=4. thank you very much
Click here to see answer by tutorcecilia(2152)

Question 98367: Consider the line y=6/5x+3 . The x is in the middle of the fraction 6/5x.
What is the slope of a line perpendicular to this line?
What is the slope of a line parallel to this line?

Click here to see answer by tutorcecilia(2152)

Question 98402: Write equations for the vertical and the horizontal lines passing through the point (2,7) in (x,y) -coordinates.

Click here to see answer by stanbon(75887)

Question 98376: Parallel, perpendicular, or neither are my options. The line through (-20,5) and (-4,7) and the line through(-5,5)and (7,4) which type of lines are they?
Click here to see answer by checkley71(8403)

Question 98391: I am not understanding this question.
Write equations for the vertical and the horizontal lines passing through the point(2,7) in(x,y)coordinates.

Click here to see answer by stanbon(75887)

Question 98403: The credit remaining on a phone card (in dollars) is a linear function of the total calling time made with the card (in minutes), as shown in the figure below. The remaining credit after 23 minutes of calls is $21.78 , and the remaining credit after 57 minutes of calls is $17.02 . What is the remaining credit after 87 minutes of calls?

Click here to see answer by checkley71(8403)

Question 98404: Consider the line y= -7x+8.

Find the equation of the line that is parallel to this line and passes through the point(5,9).
Find the equation of the line that is perpendicular to this line and passes through the point(5.9) .

Click here to see answer by checkley71(8403)

Question 98369: Consider the line y=7x+8.

Find the equation of the line that is parallel to this line and passes through the point(5,9).
Find the equation of the line that is perpendicular to this line and passes through the point (5,9).

Click here to see answer by jim_thompson5910(35256)

Question 98449: graph solution set of x>3
Click here to see answer by jim_thompson5910(35256)

Older solutions: 1..45, 46..90, 91..135, 136..180, 181..225, 226..270, 271..315, 316..360, 361..405, 406..450, 451..495, 496..540, 541..585, 586..630, 631..675, 676..720, 721..765, 766..810, 811..855, 856..900, 901..945, 946..990, 991..1035, 1036..1080, 1081..1125, 1126..1170, 1171..1215, 1216..1260, 1261..1305, 1306..1350, 1351..1395, 1396..1440, 1441..1485, 1486..1530, 1531..1575, 1576..1620, 1621..1665, 1666..1710, 1711..1755, 1756..1800, 1801..1845, 1846..1890, 1891..1935, 1936..1980, 1981..2025, 2026..2070, 2071..2115, 2116..2160, 2161..2205, 2206..2250, 2251..2295, 2296..2340, 2341..2385, 2386..2430, 2431..2475, 2476..2520, 2521..2565, 2566..2610, 2611..2655, 2656..2700, 2701..2745, 2746..2790, 2791..2835, 2836..2880, 2881..2925, 2926..2970, 2971..3015, 3016..3060, 3061..3105, 3106..3150, 3151..3195, 3196..3240, 3241..3285, 3286..3330, 3331..3375, 3376..3420, 3421..3465, 3466..3510, 3511..3555, 3556..3600, 3601..3645, 3646..3690, 3691..3735, 3736..3780, 3781..3825, 3826..3870, 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