solve these equations using any methods given in 10 cbse except CROSS MULTIPLICATION METHOD
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30v+44u=10
40v+55u=13
multiply first dan by 4 and se condividi dan by3
Then subtract second eqn from first
you will get (4×44-3×55)u=1
Simplify, you will get u=1/11
put this value of u in any of the above eqn you will get v=1/5
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