Questions on Word Problems: Linear Equations And Systems Word Problems answered by real tutors!

Tutors Answer Your Questions about Linear Equations And Systems Word Problems (FREE)

Question 317907: please help me. my question is if I have a budget of $118,250, what is 25% of this budget?
Click here to see answer by stanbon(57967)

Question 318021: cost=0.25(t-500)+$49.95 cell phone contract. It is assumed that t>/500 minutes. For the cost to be between $97.20 and $121.95, the telephone time must be between
Click here to see answer by stanbon(57967)

Question 318049: solve with the elimination method
5x+3y=-15
9x-3y=-69
The solution is an ordered pair;

Click here to see answer by Alan3354(31518)

Question 318296: Arguements in the form of Euler circles can be translated into statements using the basic connectives and the negation as follows let p be the object belongs to set A, Let q be the objet belongs to set B
All A is B is equivalent to P > q
No A is B is equivalent to P > ~q
Some A is B is equivalent to p ^ q
Some A is not B is equivalent to p ^ ~q
Click here to see answer by solver91311(17077)

Question 318530: 11w + w + 17/2w =
Simplify your answer type a improper fraction.
-6x 13x = -114
x = ?

Click here to see answer by Fombitz(13828)

Question 318757: one angle is thrice another what are their measurements if they are supplementary to each other
Click here to see answer by mananth(12270)

Question 318850: A linear equation in three variables would end up with what figure?

Click here to see answer by Alan3354(31518)

Question 318752: In the movie "21", they discuss the probability of three curtains. The three curtains intially all have a 33.33% chance of having a car behind it. The host reveals one curtain(A) and that doesn't have the car. The probablity of the the remaining two curtains changes. The contestant changes his curtain from the initial (C) to curtain (B) and claims that he did so because the probability of curtain (B) HAS NOW RISEN TO 66.67%. How did it jump so high? I would have thought each curtain's probability is now 50%.
Thank you.
Click here to see answer by Fombitz(13828)

Question 318939: the difference of two numbers is 6. Their sum is 30. Find the two numbers.
please show all work
Click here to see answer by dabanfield(803)

Question 318996: One apple costs 60 cents. A dozen apples cost $7.oo. Which is a better purchase?
Click here to see answer by nerdybill(7003)

Question 318997: Matthew rode his bike 4km to school. He left home at 7:45am and arrived at school at 8:15am. How fast was he travelling?
Click here to see answer by mananth(12270)

Question 319265: Please help with this question: I have the answer but cannot figure out how to get it. thanks

Solve for x, (1 + x)3.2 = 8.4
[x = 0.9446

Click here to see answer by devjyotsingh24(4)

Question 319270: there are 10 animals in one cage. Including rabbits and chickens. If there are 28 feet in the cage, How many chickens and rabbits are there in the cage?
Click here to see answer by stanbon(57967)

Question 319427: For a rectangular garden, the length is 12 feet and the width is 7 feet. Find the length of the diagonal. Round to the nearest tenth of a foot.
Click here to see answer by mananth(12270)

Question 319523: A movie theatre charges $7.50 for adults and $4.50 for children. The receipts for one showing of a movie were $540. If 80 tickets were sold, find how many tickets of each type were sold.
Click here to see answer by mananth(12270)

Question 319709: Maxie is certain that every time she parks in the municipal garage it costs her at least $1.90. If the garage charges 40 cents plus 30 cents for each half hour, how long is Maxie's car parked?
Click here to see answer by rfer(12730)

Question 319717: In 1991, the life expectancy of males in a certain country was 67.3 years. In 1995, it was70.6 years. Let E represent the life expectancy in year t and let t represent the number of years since 1991.
The linear function E(t) that fits the data is
E(t)= __t + __
Use the function to predict the life expectance of males in 2005.
E(14)= __

Click here to see answer by jim_thompson5910(28715)

Question 319726: What are two possible LCD's which could be used for the sum 3/x - 8 + 3/8 - x ?
Click here to see answer by jim_thompson5910(28715)

Question 319728: Without solving, explain why the rational equation has no solution.
Click here to see answer by jim_thompson5910(28715)

Question 319728: Without solving, explain why the rational equation has no solution.
Click here to see answer by Edwin McCravy(8999)

Question 319727: Consider an equation of direct variation y=kx. When x increases, does y increase or decrease?
Click here to see answer by jim_thompson5910(28715)

Question 319730: A runner's speed in a race and the time it takes to run the the race is:
direct variation, inverse variation, or neither, and explain why.
Click here to see answer by Edwin McCravy(8999)

Question 319733: If (8x - 5)(6x - 2)is the LCD of two fractions, is (5 - 8x)(2 - 6x) also acceptable as an LCD? Why or why not?
Click here to see answer by jim_thompson5910(28715)

Question 319739: Rewrite the expression with the given denominator.
-5m/3m - 3 = blank/15 - 15m
Click here to see answer by jim_thompson5910(28715)

Question 319740: A triangle drawn on a map has sides of lengths 8.0 cm, 12 cm, ans 15 cm. The shortest of the corresponding real-life distances is 127 km. Find the longest of the real-life distances. Round to the nearest unit.
Click here to see answer by jim_thompson5910(28715)

Question 319741: what is the reciprocal of:
x^2 + 5xy - y^2/x^2 - 2xy + y^2
Click here to see answer by jim_thompson5910(28715)

Question 319743: Explain why someone would want to solve A = 1/2bh for b.
Click here to see answer by jim_thompson5910(28715)

Question 319731: Tell whether the statement is true or false. If it is false, give the correct answer and explain your answer. The easiest way to simplify the expression (fraction)
1 over 5 + the square root of 3 is to multiply both the numerator and denominator by 5 + square root of 3.
Click here to see answer by J2R2R(94)

Question 319616: The sum of the digits of a two-digit number is 12. If the digits are reversed,the new number is 18 more than the original number. What is the original number?
Click here to see answer by Alan3354(31518)

Question 320000: If 8 is substituted for x in the rational expression x - 8/x^2 - 64, the result is 0/0. It is said, "Any number divided by itself is 1." Does this mean that this expression is equal to 1 for x=8? Explain why or why not?
Click here to see answer by ankor@dixie-net.com(15746)

Question 320021: True or false? The square root of A^2 = A if A is negative.
Click here to see answer by jim_thompson5910(28715)

Question 320033: What is the solution? The square root of 1 - y = 8
Click here to see answer by mananth(12270)

Question 320033: What is the solution? The square root of 1 - y = 8
Click here to see answer by stanbon(57967)

Question 320026: Is the square root of 11 simplified?
Click here to see answer by stanbon(57967)

Question 319985: You invested money in two funds. Last year, the first fund paid a dividend of 9% and the second a dividend of 3%, and you received 1047$. This year the first fund paid a 10% dividend and the second only 1% and you received a total of 846$. How much money did you invest in each fund?
Click here to see answer by mananth(12270)

Question 320051: A triangle drawn on a map has sides of lengths 8.0 cm, 12 cm, ans 15 cm. The shortest of the corresponding real-life distances is 127 km. Find the longest of the real-life distances. Round to the nearest unit.

Click here to see answer by mananth(12270)

Question 320018: Summarize the guidelines to follow when simplifying radical expressions.
Click here to see answer by Cathy11(2)

Question 320203: If a 27 ft ramp stretches over 24 ft of ground, how far is the top of the ramp from the ground? Please show you get the answer. I am using a TI-30XS and doing algerba for the first time in about 40 years. I am lost lol
Thank you
Click here to see answer by scott8148(6628)

Question 320010: Ticket Sales. The number of tickets sold each day for
an upcoming performance of Handel’s Messiah is
given by
,N(x) -0.5x^2+12x+13
where x is the number of days since the concert was
first announced. When will daily ticket sales peak and
how many tickets will be sold that day?

Click here to see answer by ankor@dixie-net.com(15746)

Question 320320: the sum of a number and 10 times its reciprocl is. what is the number
Click here to see answer by nyc_function(2733)

Question 320318: if 3/5 is added to twice the reciprocal of a number, the result is 1. what is the number
Click here to see answer by nyc_function(2733)

Question 320380: Snookers lumber can convert logs into either lumber or plywood. In a day, the mill turns out twice as many units of plywood as lumber. It makes a profit of $25 on a unit of lumber and $45 on a unit of plywood. How many of each unit must be produced and sold tin order to make a profit of $11960?
Click here to see answer by nyc_function(2733)

Question 320469: The Larger of two numbers is 1 more than the smaller. If the sum of the larger and twice the smaller is 7, find the two numbers.
Click here to see answer by sebinsrit(1)

Question 320847: Ian bought a pair of jeans at the regular price. When the jeans went on sale, he purchased 3 more pairs that were $5 off the regular price. He spent a total of $50 for 4 pairs of jeans.
Click here to see answer by mananth(12270)

Question 320882: Solve for x:
x = 3y + 5; where, y = 2

Click here to see answer by stanbon(57967)

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, 4681..4725, 4726..4770, 4771..4815, 4816..4860, 4861..4905, 4906..4950, 4951..4995, 4996..5040, 5041..5085, 5086..5130, 5131..5175, 5176..5220, 5221..5265, 5266..5310, 5311..5355, 5356..5400, 5401..5445, 5446..5490, 5491..5535, 5536..5580, 5581..5625, 5626..5670, 5671..5715, 5716..5760, 5761..5805, 5806..5850, 5851..5895, 5896..5940, 5941..5985, 5986..6030, 6031..6075, 6076..6120, 6121..6165, 6166..6210, 6211..6255, 6256..6300, 6301..6345, 6346..6390, 6391..6435, 6436..6480, 6481..6525, 6526..6570, 6571..6615, 6616..6660, 6661..6705, 6706..6750, 6751..6795, 6796..6840, 6841..6885, 6886..6930, 6931..6975, 6976..7020, 7021..7065, 7066..7110, 7111..7155, 7156..7200, 7201..7245, 7246..7290, 7291..7335, 7336..7380, 7381..7425, 7426..7470, 7471..7515, 7516..7560, 7561..7605, 7606..7650, 7651..7695, 7696..7740, 7741..7785, 7786..7830, 7831..7875, 7876..7920