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 Test Calculators and Practice Answers archive Word Problems Lessons In Depth

 Question 475123: can someone help me plss? write a mathematical expression for each phrase and simplify the expression the quotient of 14 and difference between 7 and - 7 Click here to see answer by Alan3354(30993)

 Question 475147: 1.Which of the following is equal to the sum of two consecutive even integers? (A)144 (B)146 (C)147 (D)148 (E)149 2.If x^2+y^2=2xy,then x must equal (A)-1 (B)0 (C)1 (D)-y (E)y Thank you so much for giving your time to answer my questions. Click here to see answer by richard1234(5390)

 Question 475156: If x=2y,y=4z,2z=w,and w#0 (doesn't equal) then x/w= (A)1/4 (B)1/2 (C)1 (D)2 (E)4 Thank you so much for your time to help me with this question! Click here to see answer by jim_thompson5910(28593)
 Question 475156: If x=2y,y=4z,2z=w,and w#0 (doesn't equal) then x/w= (A)1/4 (B)1/2 (C)1 (D)2 (E)4 Thank you so much for your time to help me with this question! Click here to see answer by Theo(3458)

 Question 475152: If the lengths of the sides of a right triangle are, in increasing order, a, b, and c. Prove that a^3+b^3 Click here to see answer by richard1234(5390)

 Question 475375: Factor the following expression completely: 20x3 – 45xy2 Click here to see answer by MathLover1(6627)

 Question 475371: Factor the expression 36a^2 – 60ab + 25b^2into a product of binomials. Click here to see answer by MathLover1(6627)

 Question 475369: Use the “difference of squares” rule to factor the following expression: 64y^2 – 9z^2 Click here to see answer by MathLover1(6627)

 Question 475358: How do you solve an equation like log5 13 Click here to see answer by ewatrrr(10682)

 Question 475373: Factor the expression 49x^2 – 42xy + 9y^2into a product of binomials. Click here to see answer by MathLover1(6627)

 Question 475366: Factor out the greatest common factor from the expression 30x^3 – 5x^2 - 20 Click here to see answer by Alan3354(30993)

 Question 475365: Factor out the greatest common factor from the expression 25x^5 – 20x^4 Click here to see answer by MathLover1(6627)

 Question 475434: How do you solve to get common denominators? How do you reduce fractions? Click here to see answer by Alan3354(30993)

 Question 475467: Adam tried to compute the average of his 7 test scores. He mistakenly divided the correct sum of all of his test scores by 6, which yielded 84. What is Adam’s correct average test score? Click here to see answer by richard1234(5390)

 Question 475139: A number such that 7 times the number is 56 greater than the opposite of the number. Click here to see answer by ankor@dixie-net.com(15649)

 Question 475498: . Determine which, if any, of the three statements are equivalent. I) If there is not enough time, then I will miss lunch. II) If I will not miss lunch, then there is enough time. III) There is enough time or I will miss lunch. I, II, and III are equivalent I and II are equivalent II and III are equivalent I and III are equivalent None are equivalent Click here to see answer by Theo(3458)

 Question 475541: Solve each system of equation by substitution or addition? Plot the solution x+y=14, 4x-y=-14 Click here to see answer by stanbon(57307)

 Question 475716: Construct a truth table for (p V q)right arrow ~p. Be sure to include all intermediate steps in your table. Click here to see answer by MathLover1(6627)

 Question 475715: 1. Determine the truth value of the following statement: George Washington’s face appears on the U.S. dollar bill or all odd numbers are divisible by 3. True False Click here to see answer by MathLover1(6627)

 Question 475878: I have to use operations symbols like exponents to make the equation true. please help. a)1 2 3 4 5=0 b)5 4 3 2 1=50 Click here to see answer by richard1234(5390)

 Question 476074: How can we use logarism in base ten,give me formula? Click here to see answer by Alan3354(30993)

 Question 476077: How can we use logarism in base ten? Click here to see answer by josmiceli(9671)
 Question 476077: How can we use logarism in base ten? Click here to see answer by Alan3354(30993)

 Question 476105: The branch of mathematics that uses letters, called variables, in place of numerals. Click here to see answer by MathLover1(6627)
 Question 476105: The branch of mathematics that uses letters, called variables, in place of numerals. Click here to see answer by richard1234(5390)

 Question 476111: How do u change 36/14 into a whole number ( dats a fraction) Click here to see answer by MathLover1(6627)

 Question 476147: I really haveva lot of trouble with math word problems.. i need to know how set thid word probkem up.. The product of -2 and a number is the same as the total of 15 and the number. Find the number ... the back of the book say - 5 but i need to know how i got the answer Click here to see answer by rfer(12657)
 Question 476147: I really haveva lot of trouble with math word problems.. i need to know how set thid word probkem up.. The product of -2 and a number is the same as the total of 15 and the number. Find the number ... the back of the book say - 5 but i need to know how i got the answer Click here to see answer by solver91311(16877)

 Question 476149: Two times the sum of a number and 8 is 10 find the number ..how do i get the answer and how do i write it out Click here to see answer by sonya(5)

 Question 476163: The product of -2 and a number is the same as the total of 15 and the number fibd the nunber how do i get the answer and how do i write it out Click here to see answer by rfer(12657)

 Question 476183: 4.) A school has 18 classes with 35 students in each class. In order to reduce class size to 30, how many new classes must be formed? Click here to see answer by jorel1380(2518)

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, 7921..7965, 7966..8010, 8011..8055, 8056..8100, 8101..8145, 8146..8190, 8191..8235, 8236..8280, 8281..8325, 8326..8370, 8371..8415, 8416..8460, 8461..8505, 8506..8550, 8551..8595, 8596..8640, 8641..8685, 8686..8730, 8731..8775, 8776..8820, 8821..8865, 8866..8910, 8911..8955, 8956..9000, 9001..9045, 9046..9090, 9091..9135, 9136..9180, 9181..9225, 9226..9270, 9271..9315, 9316..9360, 9361..9405, 9406..9450, 9451..9495, 9496..9540, 9541..9585, 9586..9630, 9631..9675, 9676..9720, 9721..9765, 9766..9810, 9811..9855, 9856..9900, 9901..9945, 9946..9990, 9991..10035, 10036..10080, 10081..10125, 10126..10170, 10171..10215, 10216..10260, 10261..10305, 10306..10350, 10351..10395, 10396..10440, 10441..10485, 10486..10530, 10531..10575, 10576..10620, 10621..10665, 10666..10710, 10711..10755, 10756..10800, 10801..10845, 10846..10890, 10891..10935, 10936..10980, 10981..11025, 11026..11070, 11071..11115, 11116..11160, 11161..11205, 11206..11250, 11251..11295, 11296..11340, 11341..11385, 11386..11430, 11431..11475, 11476..11520, 11521..11565, 11566..11610, 11611..11655, 11656..11700, 11701..11745, 11746..11790, 11791..11835, 11836..11880, 11881..11925, 11926..11970, 11971..12015, 12016..12060, 12061..12105, 12106..12150, 12151..12195, 12196..12240, 12241..12285, 12286..12330, 12331..12375, 12376..12420, 12421..12465, 12466..12510, 12511..12555, 12556..12600, 12601..12645, 12646..12690, 12691..12735, 12736..12780, 12781..12825, 12826..12870, 12871..12915, 12916..12960, 12961..13005, 13006..13050, 13051..13095, 13096..13140, 13141..13185, 13186..13230, 13231..13275, 13276..13320, 13321..13365, 13366..13410, 13411..13455, 13456..13500, 13501..13545, 13546..13590, 13591..13635, 13636..13680, 13681..13725, 13726..13770, 13771..13815, 13816..13860, 13861..13905, 13906..13950, 13951..13995, 13996..14040, 14041..14085, 14086..14130, 14131..14175, 14176..14220, 14221..14265, 14266..14310, 14311..14355, 14356..14400, 14401..14445, 14446..14490, 14491..14535, 14536..14580, 14581..14625, 14626..14670, 14671..14715, 14716..14760, 14761..14805, 14806..14850, 14851..14895, 14896..14940, 14941..14985, 14986..15030, 15031..15075, 15076..15120