All Categories

Seize Your Chance To Win 2,000 Sapphires!

Search
Comments
25 апр. 2017, 12:5125.04.17
10
-140
25 апр. 2017, 12:5325.04.17
220470
-145.53
25 апр. 2017, 12:5325.04.17
18
Try -100
25 апр. 2017, 12:5325.04.17
08.02.15
1

-100   But the problem posed is illogicalyou cant have  100-20X50  the right  must be (100+(-200))X50

25 апр. 2017, 12:5425.04.17
15.04.17
3
-225
25 апр. 2017, 12:5425.04.17
20.04.16
1

-140
25 апр. 2017, 12:5425.04.17
220470
-100 would be the correct answer.  I won
25 апр. 2017, 12:5525.04.17
23.09.15
3
-100
25 апр. 2017, 12:5725.04.17
220470
-100
25 апр. 2017, 12:5725.04.17
25 апр. 2017, 13:00(edited)
01.01.17
2
-140 :):)
25 апр. 2017, 12:5725.04.17
220470
-100
25 апр. 2017, 12:5725.04.17
09.11.16
4
result 0
25 апр. 2017, 12:5825.04.17
31.03.16
2
-127.639
25 апр. 2017, 12:5825.04.17
220470
-100  
25 апр. 2017, 12:5925.04.17
3
-140
25 апр. 2017, 12:5925.04.17
220470
-140
25 апр. 2017, 12:5925.04.17
220470
- 140 
25 апр. 2017, 12:5925.04.17
1 май 2017, 11:56(edited)
220470

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

25 апр. 2017, 13:0025.04.17
07.11.15
2
- 100
25 апр. 2017, 13:0125.04.17
12.12.14
1
-100
The topic is locked. You cannot post comments.