Questions on Algebra: Coordinate systems, graph plotting, etc answered by real tutors!

Tutors Answer Your Questions about Coordinate-system (FREE)

Question 1174725: fin the slope of a line parallel to the graph of the equation
5x-2y=8
Click here to see answer by josgarithmetic(39613)

Question 1174726: find the slope of a line perpendicular to the graph of the equation
Click here to see answer by josgarithmetic(39613)

Question 1175478: The endpoint of the radius of a circle with centre C (4,1) is D (1,6).
Determine the coordinates of the endpoint E where DE is the diameter of the circle.

Click here to see answer by MathLover1(20849)

Question 1175477: A stone is tossed into a pond creating a circular ripple. The radius of the ripple increases by 9 cm/s. A toy boat is located at point (-26.5, 42.3). When will the ripple reach the toy boat?
Click here to see answer by greenestamps(13195)

Question 1175678: Find the area of the region bounded by the x-axis by
line x=2
line x=6
line y=x+3
and line y=10−x.
I tried graphing the lines but I can't find the area.
Click here to see answer by ikleyn(52747)

Question 1175911: Use slope-intercept form to write an equation of a line passing through the given point and having the given slope. Express the answer in standard form.
P(-4,-9);m = -3/4
Click here to see answer by josgarithmetic(39613)

Question 1175912: Use slope-intercept form to write an equation of a line passing through the given point and having the given slope. Express the answer in standard form.
p(-2,1);m =1
Click here to see answer by josgarithmetic(39613)

Question 1125182: Tonya has the followings toppings available for her sandwich: lettuce, tomato, onions
,olives, sprouts, peppers, mustard and shattered cheese she can use up to three toppings how many different sandwiches can Tonye make
Click here to see answer by CubeyThePenguin(3113)

Question 1128398: f={(1,2),(2,3),(3,3),(4,5)},g={(1,1)(2,3),(3,2),(4,8)}
Find (f*g)(2)
Click here to see answer by CubeyThePenguin(3113)

Question 1176113: Find the slope of the line that passes through each pair of points
(2,-5),(3,1)
Click here to see answer by MathLover1(20849)

Question 1176220: solution of y=5x/2+3 and y=-x-3 on a graph
Click here to see answer by CubeyThePenguin(3113)

Question 1079563: Use the remainder theorem and synthetic division to find f(k).
k = -2; f(x) = -4x^5 + 3x^3 - 5x^2 - 4
Click here to see answer by CubeyThePenguin(3113)

Question 1171555: A clothing manufacturer has 20 yards of cotton to make shirts and pajamas. A shirt requires 1 yard of fabric and a pair of pajamas requires 2 yard of fabric. It takes two hours to make a shirt and 3 hours to make the pajamas, and there are 24 hours available to make the clothing. Give two possible numbers of shirt and pajamas he can make.
Click here to see answer by CubeyThePenguin(3113)

Question 1125201: Does (3, -2) lie on the line y = -2x + 5?
Click here to see answer by CubeyThePenguin(3113)

Question 1128261: f={(1,2),(2,3),(3,3),(4,5)},g={(1,1)(2,3),(3,2),(4,8)}
① Find (f*g)(2)=
② Find the domain of f
Click here to see answer by CubeyThePenguin(3113)

Question 1073208: A square OABC is drawn with vertices as shown. Find the equation of the circle with largest area that can be drawn inside the square.
Image in the link: http://prntscr.com/ekwzfz
Click here to see answer by CubeyThePenguin(3113)

Question 1128353: f={(1,2),(2,3),(3,3),(4,5)},g={(1,1)(2,3),(3,2),(4,8)}
Find (f*g)(2)=
Click here to see answer by CubeyThePenguin(3113)

Question 1176846: Let
f(x) = 4x + 5 and g(x) = 9x − 4. Find the function. f − g
(f − g)(x) =
Find the domain. (Enter your answer using interval notation.)=

Click here to see answer by MathLover1(20849)

Question 1177302: (2,3);{(y<5x-3),(y>=-x):}
Click here to see answer by greenestamps(13195)

Question 1177937: Which equation represents a power function that is decreasing and has a graph that passes through the point
(2,1)?
A. y=(1/2)x^-1
B. Y=2x^-1
C. y=(1/4)*(x^2)
D. y=4*(2^-x)

Click here to see answer by math_helper(2461)

Question 1181009: The graph has an equation in the form of f(x) = a(1/2)^b(x+2)+k. What is the actual equation?

Please view the graph at:
https://docs.google.com/document/d/1Cl3HrcoR6jibNzxfDTIilS3imSplLY8nQUU0OpU9vLA/edit?usp=sharing
Click here to see answer by greenestamps(13195)

Question 1181980:
Click here to see answer by ikleyn(52747)

Question 1181979: I need help with this problem please.
State the domain, range, and y-intercept of (1.6,5)(-3,1) on the graph
Click here to see answer by ikleyn(52747)

Question 1182045: I don't know where to start here so any help is appreciated. Thanks!

A car owner decides to upgrade from tires with a diameter of 24.3 in to tires with a diameter of 26.1 in. If she doesn't update the onboard computer, how fast will she actually be traveling when the speedometer reads 65 mph?
Click here to see answer by htmentor(1343)

Question 1182146: The cost function for a certain company is
C = 50x + 400
and the revenue is given by
R = 100x − 0.5x2.
Recall that profit is revenue minus cost. Set up a quadratic equation and find two values of x (production level) that will create a profit of $400
Click here to see answer by MathLover1(20849)

Question 1182383: Find the distance, to the nearest hundredth, between the given points.
P1(0, 2) and P2(−4, 3)

Find the coordinates of the midpoint of the line segment connecting the points.
(x, y) =

Click here to see answer by MathLover1(20849)

Question 1182386: Given
F(x) = x2 + 3x − 6,
evaluate.
F(−3)
Click here to see answer by MathLover1(20849)

Question 1182385: Find the equation of the line that contains the given points.
P1(7, 2), P2(4, 4)
Click here to see answer by MathLover1(20849)

Question 1182384: Determine whether the set of ordered pairs is a function.
{(−8, 3), (3, 5), (5, 6), (6, 8)}
function
not a function
State the domain and range. (Enter your answers as comma-separated lists.)
domain

range

Click here to see answer by MathLover1(20849)

Question 1182417: Find the distance, to the nearest hundredth, between the given points.
P1(−9, −8) and P2(−6, −6)

Find the coordinates of the midpoint of the line segment connecting the points.
(x, y) =

Click here to see answer by Alan3354(69443)

Question 1182418: A grocery store offers a cheese sampler that includes a pepper cheddar cheese that costs $18 per kilogram and Pennsylvania Jack that costs $8 per kilogram. How many kilograms of each were used to make a 5-kilogram mixture that costs $11.00 per kilogram?
pepper cheddar
kg
Pennsylvania Jack
kg

Click here to see answer by josgarithmetic(39613)

Question 1182813: Graph the following system of linear equation: 2y > -x-2
Click here to see answer by ikleyn(52747)

Question 1182968: I am trying to solve the following problem:
"A wood shop makes toys. The number of toys constructed can be determined by the equation T = .05w, where T is number of toys and w is the number of wooden pieces used. What is the rate of change?"
How do you determine the rate of change in this problem?
Click here to see answer by Boreal(15235)

Question 1182992: Find the equation of the straight line which
passes through the point(-3,5) and is
perpendicular to the line 2x-4y+3=0?

Click here to see answer by greenestamps(13195)

Question 1183625: Sketch rectangle ABCD with the given vertices then find its area.
A(6,-1), B(6,
Click here to see answer by ikleyn(52747)

Question 1183624: Sketch rectangle ABCD with the given vertices then find this area. A(-2,-3), B(5,
Click here to see answer by ikleyn(52747)

Question 1184742: Line
1. Find the equation of the line
2. Having a slope
3. Passing through
4. Parallel to
5. Perpendicular to
6. Reduce the equation
Click here to see answer by ikleyn(52747)

Question 1185262: The point of intersection of co-ordinate axis is?
Click here to see answer by MathLover1(20849)

Question 1185759: Given a coordinate system on a line. The coordinate of P is 9 and the coordinate of Q is - 15, what is the coordinate of M if MP = MQ?
Click here to see answer by ikleyn(52747)

Question 1186260: The cities of Cebu , Mandaue , Lapu-Lapu and Talisay convention this summer for collector of coins , stamps , comic book and baseball card. From the clues determine which collection met in when city? (15 points)
A. The comic book convention was in August as was the convention held in Mandaue
B. The baseball convention was not in Lapu-Lapu and the coin convention was not in Talisay or Mandaue.
C. The convention in Cebu was held during the week of october 1 whereas the coibconvention was held the week after that
D. The convention in Mandaue had more collector attending it than the stamp collector convention.
Click here to see answer by ikleyn(52747)

Question 1186672: Given (11, 7) and (x, −5), find all x such that the distance between these two points is 13. Separate multiple answers with a comma.
x =
Click here to see answer by greenestamps(13195)

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, 3871..3915, 3916..3960, 3961..4005, 4006..4050, 4051..4095, 4096..4140, 4141..4185, 4186..4230, 4231..4275, 4276..4320, 4321..4365, 4366..4410, 4411..4455, 4456..4500, 4501..4545, 4546..4590, 4591..4635, 4636..4680