Questions on Algebra: Equations answered by real tutors!

Tutors Answer Your Questions about Equations (FREE)

Question 788665: X+7-2x=18
Click here to see answer by waynest(281)

Question 788661: (5x-3x)-2=15. What is the value of X
Click here to see answer by waynest(281)

Question 788668: I am solving for n in this equation 12-2n+5=1
first combine like terms... 17 -2n = 1 and again to get -2n = -16
does n = -8 ?
Click here to see answer by stanbon(75887)

Question 788668: I am solving for n in this equation 12-2n+5=1
first combine like terms... 17 -2n = 1 and again to get -2n = -16
does n = -8 ?
Click here to see answer by josgarithmetic(39616)

Question 788685: Simplify x(5x+ 2) - 2y+ 6x^2
Click here to see answer by jim_thompson5910(35256)

Question 788860: I need this eqaution broken down please $68.32 divided by 8..... I keep getting a different answer than the right one....

Click here to see answer by Alan3354(69443)

Question 788879: 2/3x = 4/9
Click here to see answer by rfer(16322)

Question 788956: Fill in the blank to complete this equation:
1+2+3+...+(n-1)+n+n+(n-1)+...+3+2+1=___________
I know your suppose to square the (n-1), but I just don't know where to even start.
Click here to see answer by mananth(16946)

Question 789135: -6x + 54 = 6x-54

Click here to see answer by jim_thompson5910(35256)

Question 789187: Hi I have a question,
4t to the power of 7 x 3r to the power of 8, do I have to times the two powers and the 4 and the 3. Or just times the powers.
Thanks in advance.
Click here to see answer by Alan3354(69443)

Question 789350: what is the answer to 20/4/3(-15) twenty divided by four-thirds open quanity negative 15 close quanity
Click here to see answer by Alan3354(69443)

Question 789389: What do I do if there are 2 of the same variable but they are on opposite sides of the equal sign and both have some other operation tagged on to the side like in this equation:
Click here to see answer by Alan3354(69443)

Question 789406: Can you please help me solve for "x" : 2x/3=2
Click here to see answer by rothauserc(4718)

Question 789562: Can you help me solve: x + ( x - 6) = 94
Click here to see answer by waynest(281)

Question 789753: Please help me find an equation that is perpendicular to y=-5x+7 and passes through (10,2). Thank you!
Click here to see answer by stanbon(75887)

Question 789864: I can not seem to get the answers.
A new cruise line has launched 3 new ships, the pacific, the Mediterranean and the Caribbean. The Caribbean has 16 more deluxe rooms then the pacific. The Mediterranean has 30fewer deluxe rooms then 3 times the number of deluxe rooms on the pacific. Find the number of deluxe rooms for each ship if the total number of deluxe rooms arec701.
Click here to see answer by stanbon(75887)

Question 790034: -7n-5+4n=
Click here to see answer by jim_thompson5910(35256)

Question 790035: z-y/z for z=11 and y=7
Click here to see answer by jim_thompson5910(35256)

Question 790036: the area A of a triangle with a base B and height is given A=1/2bh find the area when B= 28m and H =24m
Click here to see answer by solver91311(24713)

Question 790198: Hello i rarely use tutors but i'm at a loss all i need is this one problem. I know the problem and the equation but not the steps please help me. The equation is 2(x-4)=x-5 please help me.
Click here to see answer by solver91311(24713)

Question 790295: How do you do this problem... Z divided 25 equals 12
Click here to see answer by waynest(281)

Question 790490: if a^3b = abc = 180, where a,b,c are integers, then value of c is
Click here to see answer by Alan3354(69443)

Question 790533: A tank can be filled by two pipes separately in 10 and 15 minutes respectively. When a third pipe is used simultaneously with the first two pipes, the tank can be filled in 4 minutes. How long would it take for the third pipe alone to fill the tank?
Click here to see answer by stanbon(75887)

Question 790617: The sum of the squares of two consecutive integers is 685. Find the integers.
I tried solving this myself and got 324 and 325 which is not the right answer, I'm not very good with word problems. Thank you in advance!
Click here to see answer by rothauserc(4718)

Question 790700: how do I solve 5d-1=-11
Click here to see answer by Alan3354(69443)

Question 790700: how do I solve 5d-1=-11
Click here to see answer by shosta(4)

Question 790702: 4x-1 times 3x
Click here to see answer by shosta(4)

Question 790963: write an equation and solve for x if area of a rectangle is 70sq units and the length is x+4 and width is 7
Click here to see answer by Cromlix(4381)

Question 791204: How do you solve an equation with variables on each side such as: 7a + 10 = 2a
Click here to see answer by oscargut(2103)

Question 791209: -2x-12=0
Click here to see answer by oscargut(2103)

Question 791210: Solve 10^6x = 93. Round to the nearest ten-thousandth.
Click here to see answer by jim_thompson5910(35256)

Question 791213: factor the 27x^3+343y^3
Click here to see answer by jim_thompson5910(35256)

Question 791211: Evaluate the expression for the given values of the variables.
a − b − c, for a = −1, b = 5, and c = −12
Click here to see answer by oscargut(2103)

Question 791233: -6n-2n=16
Click here to see answer by jim_thompson5910(35256)

Question 791243: Could you please solve these equations? Thank you!
A. 3x+5=6x-4
B. 2(x+3)-4=x+1

C. 3x-(2x+1)=6
Click here to see answer by stanbon(75887)

Question 791243: Could you please solve these equations? Thank you!
A. 3x+5=6x-4
B. 2(x+3)-4=x+1

C. 3x-(2x+1)=6
Click here to see answer by jim_thompson5910(35256)

Question 791247: m times n=6300

Click here to see answer by jim_thompson5910(35256)

Question 791252: How do you write the product of 5 and the sum of a nnumber and 11 is 60 as an equRION
Click here to see answer by solver91311(24713)

Question 791265: 6x+3x-9+2x = 11
Click here to see answer by jim_thompson5910(35256)

Question 791268: x^4+x^7=
Click here to see answer by jim_thompson5910(35256)

Question 791293: -3(v-4)=12-7v

Click here to see answer by jim_thompson5910(35256)

Question 791300: Hi,
I have been stuck on this problem for a very long time and I have no idea how to solve it. I would appreciate it if someone could help me out. The second half of the equation is supposed to be a fraction. The / is supposed to mark the fraction. Here is the problem:
2= -2y-(-6) / 13
Thanks for your awesome help!

Click here to see answer by MathLover1(20849)

Question 791345: What divides by 14 is 8?
The problem is:
d divided by 14 = 8 so what does d equal?
Click here to see answer by wilft1(217)

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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39916..39960, 39961..40005, 40006..40050, 40051..40095, 40096..40140, 40141..40185, 40186..40230, 40231..40275, 40276..40320, 40321..40365, 40366..40410, 40411..40455, 40456..40500, 40501..40545, 40546..40590, 40591..40635, 40636..40680, 40681..40725, 40726..40770, 40771..40815, 40816..40860, 40861..40905, 40906..40950, 40951..40995, 40996..41040, 41041..41085, 41086..41130, 41131..41175, 41176..41220, 41221..41265, 41266..41310, 41311..41355, 41356..41400, 41401..41445, 41446..41490, 41491..41535, 41536..41580