Apr 25, 2017, 12:5104/25/17
03/14/17
10
-140
Seize Your Chance To Win 2,000 Sapphires!
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Apr 25, 2017, 12:5304/25/17
5
-145.53
Apr 25, 2017, 12:5304/25/17
10/16/16
18
Try -100
Apr 25, 2017, 12:5304/25/17
02/08/15
1
-100 But the problem posed is illogicalyou cant have 100-20X50 the right must be (100+(-200))X50
Apr 25, 2017, 12:5404/25/17
04/15/17
3
-225
Apr 25, 2017, 12:5404/25/17
04/20/16
1
-140
Apr 25, 2017, 12:5404/25/17
10/02/15
2
-100 would be the correct answer. I won
Apr 25, 2017, 12:5504/25/17
09/23/15
3
-100
Apr 25, 2017, 12:5704/25/17
2
-100
Apr 25, 2017, 12:5704/25/17
Apr 25, 2017, 13:00(edited)
01/01/17
2
-140 :):)
Apr 25, 2017, 12:5704/25/17
08/15/16
4
-100
Apr 25, 2017, 12:5704/25/17
11/09/16
4
result 0
Apr 25, 2017, 12:5804/25/17
03/31/16
2
-127.639
Apr 25, 2017, 12:5804/25/17
06/06/15
3
-100
Apr 25, 2017, 12:5904/25/17
3
-140
Apr 25, 2017, 12:5904/25/17
04/04/17
10
-140
Apr 25, 2017, 12:5904/25/17
2
- 140 
Apr 25, 2017, 12:5904/25/17
May 1, 2017, 11:56(edited)
10/31/14
1897
3x=90 x= 30 ...(1)
30 -2x=20, 2x=-10, x=5 ....(2)
5+ x²=25, x²=20, x=√20=4.472 ....(3)
(3) -(2) +(1)= ?
2√5-30x5= ?
-145.527
Apr 25, 2017, 13:0004/25/17
11/07/15
2
- 100
Apr 25, 2017, 13:0104/25/17
12/12/14
1
-100
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