Step-by-step explanation:
let. 5rupees notes be 5x
&10 rupees notes be 10y.
by condition (1)
5x + 10y = 195 -----------(1)
by condition (2)
10y =5x +3
-5x + 10y =3------------(2)
additional 1&2
(1)----------- 5x+10y=195
(2)--------. -5x+10y= 3
-------------------------------*--------------
20y =198
20. 20
y =10
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Answers & Comments
Step-by-step explanation:
let. 5rupees notes be 5x
&10 rupees notes be 10y.
by condition (1)
5x + 10y = 195 -----------(1)
by condition (2)
10y =5x +3
-5x + 10y =3------------(2)
additional 1&2
(1)----------- 5x+10y=195
(2)--------. -5x+10y= 3
-------------------------------*--------------
20y =198
20. 20
y =10