Answers

2015-05-05T08:43:12+05:30
20=2(r+7)
10=r+7
r=3

y+4=16
y=16-4
y=12

12=3(x+3)
4=x+3
x=1
1 5 1
2015-05-05T10:04:51+05:30
X = 1 ...........................
Hope it helps!
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