Answers

2016-04-17T13:36:55+05:30
Let the number be =x
A/q
8x + 20= 10x -10
8x- 10x = -10 - 20
-2 x = -30
2x = 30
x= 30 / 2
x = 15
0
2016-04-17T13:39:43+05:30
Let the no. be x............... ATQ.... 8x+20= 10x-10...............20+10=10x-8x......... 30= 2x.........30/2=x.....15=x..... or x=15.........
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