Answers

2016-03-05T21:49:55+05:30
x - z= 7 
and 6z +x= 77
x= z + 7
6z + z+7 = 77
7z = 70
z = 10(smaller number)
x = z+7 = 17(larger number)
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2016-03-05T21:57:46+05:30
X-y = 7...............(1)
6x+y = 77............(2)
(2)+(1)
7x=70
x=10
y=17
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