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129435 Questions
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0
276
1
how to solve 7y-3x=-27 and 4x-y-11=0
how to solve 7y-3x=-27 and 4x-y-11=0
CPhill
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Guest
May 17, 2015
0
185
1
{ x∈ : x^2 - 4x + 12, |x^2 -x| > x(2-x^0)}
{ x∈
: x^2 - 4x + 12, |x^2 -x| > x(2-x^0)}
Melody
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Guest
May 17, 2015
0
330
3
+886
The unfortunate merchant
A merchant returns home , perky . His coin purse is full to bursting. Suddenly, a man flows on him, and tells him: "If you want to stay alive,
Gimme half of your money,
Plus twenty more pounds.
Or else..."
The unfortunate merchant
read more ..
Alan
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EinsteinJr
May 17, 2015
0
200
0
+36-36+♢=56-36
+36-36+♢=56-36
♢=20
Guest
May 17, 2015
0
164
1
what is 5/100 turned into decimals?
what is 5/100 turned into decimals?
EinsteinJr
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Guest
May 17, 2015
0
201
1
thirty-seven marbles are shared between some children. Each child receives seven marbles and there are two marbles left over. How many child
thirty-seven marbles are shared between some children. Each child receives seven marbles and there are two marbles left over. How many children share the marbles?
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Guest
May 17, 2015
0
158
0
Why does math even exist?
Why does math even exist?
Guest
May 17, 2015
0
197
2
? times (4+3)= 42
? times (4+3)= 42
Melody
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Guest
May 17, 2015
0
201
4
√x=-2
√x=-2
CPhill
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Guest
May 17, 2015
0
150
1
Add parenthesis to make the answer true. 20 + 12 / 4 + 4 = 4
Add parenthesis to make the answer true. 20 + 12 / 4 + 4 = 4
CPhill
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Guest
May 17, 2015
0
286
2
cos 48 x 13 should equal 8. something but its equals 0.01 something what have i done wrong?
cos 48 x 13 should equal 8. something but its equals 0.01 something what have i done wrong?
Melody
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Guest
May 17, 2015
0
186
1
x^2-7+12=0
Solve the following quadratic equation
x^2-7+12=0
CPhill
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Guest
May 17, 2015
0
456
1
What is the sum of the measures of the interior angles of an 83 gon?
What is the sum of the measures of the interior angles of an 83 gon?
DarkBlaze347
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Guest
May 17, 2015
0
198
2
how do you convert degrees to radians?
how do you convert degrees to radians?
Melody
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Guest
May 17, 2015
0
171
1
36*(X+5)^2
36*(X+5)^2
DarkBlaze347
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Guest
May 17, 2015
0
168
2
triangles
I have a triangle with C = 90 degrees and a c = 166 cm and last but not least an a = 130,96 cm
which formulas and calculations do i have to do to find out the missing lengths (A,b, B)
heureka
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Guest
May 17, 2015
0
452
1
For all real values of x, the function f(x) has the form: f(x)=(x2−4)−1. Select one value for v and one value for w that fulfills the condition that f(v) = w
For all real values of x, the function f(x) has the form: f(x)=(x2−4)−1. Select one value for v and one value for w that fulfills the condition that f(v) = w
Melody
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Guest
May 17, 2015
0
202
2
+1766
This is my second question. Sorry for the trouble.
http://web2.0calc.com/questions/a-bag-contains-some-marbles-each-of-which-is-one-of-four-colors-red-white-blue-and-green-at-least-one-of-the-marbles-is-red-the-comp
Melody
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Mellie
May 17, 2015
0
211
3
+1766
Hi guys! I still need help on two questions. I'll make another post for my other one. Thanks!!
http://web2.0calc.com/questions/six-points-on-a-circle-are-given-four-different-chords-joining-pairs-of-the-six-points-are-selected-at-random-what-is-the-probability-that
Melody
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Mellie
May 17, 2015
0
744
1
(1,3,5,7,9,11,13,15) + (1,3,5,7,9,11,13,15) +(1,3,5,7,9,11,13,15) = 30 Please help me choose the number to get 30
(1,3,5,7,9,11,13,15) + (1,3,5,7,9,11,13,15) +(1,3,5,7,9,11,13,15) = 30 Please help me choose the number to get 30
fiora
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Guest
May 17, 2015
0
192
1
+4
Calc with NoScript and Adblock Plus
Hi,
In my Firefox this Calc not works. After slide GUI i can't click to any key.
Anyone cant help ?
read more ..
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StuffX
May 17, 2015
0
219
1
What is the calculation of 111111111×111111111
What is the calculation of 111111111×111111111
MathsGod1
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Guest
May 17, 2015
0
188
1
what divided by 20 =7
what divided by 20 =7
Mellie
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Guest
May 17, 2015
0
138
1
what is 3/8x4/5x1/6
what is 3/8x4/5x1/6
MathsGod1
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Guest
May 17, 2015
0
140
0
how do you shift
how do you shift
Guest
May 17, 2015
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