minnie123
Help with attachment please?!?



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minnie123
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hartnn
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multiply first equation by 2, what you get ?

minnie123
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10x+14y=62

hba
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There are two methods to solve this
1)Sub
2)Elimination

hartnn
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correct, now multiply 2nd equation by 5, what you get ?

hba
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@hartnn Is showing you elimination :)

minnie123
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10x+20y=80

hartnn
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very good, now subtract the 2 equation which you got.

minnie123
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6y=18

hartnn
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good!
so, y=.... ?

hartnn
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divide both sides by 6

minnie123
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y=3

hartnn
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thats correct :)
now put y=3 in any of the equations you want to get 'x'.

hartnn
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what did u get value of 'x' as ??
or you need help with this ?

minnie123
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x=2

hartnn
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that is correct! good work :)

minnie123
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Thanks You:) & Thank You for helping me!!!

hartnn
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welcome ^_^