3x+4y=10 and 2x-2y=2 solve by elimination …
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Posted by Milan Jain 7 years ago
- 2 answers
Shrishti Arora 7 years ago
3x+4y=10 (i)
2x-2y=2 (ii)
Multiply eqn (i) by 2 and eqn (ii) by 3
We get,
6x+8y=20 - (iii)
6x-6y=6 - (iv)
Now solving eqn(iii) and (iv) we get 14y = 14 i.e y=1
Substituting y=1 in eqn (i) we get 3x=6 i. e. x=2
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Alpna Suthar 7 years ago
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