solve the following pair of linear equations by the substitution method:
(i)3x-y=3
9x-3y=9
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y-0 &x-1
hope this may help u
3x-y—3——*¹
9x-3y—9——*²
now
multiply equation 1 by 3 on both side
(subtracting eq 2from1)
9x-3y—9
-9x-3y—9
0 +0y—0
so y—0 n then substitute the value of y in eq 1
u will get the ans
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hope this may help u
3x-y—3——*¹
9x-3y—9——*²
now
multiply equation 1 by 3 on both side
(subtracting eq 2from1)
9x-3y—9
-9x-3y—9
0 +0y—0
so y—0 n then substitute the value of y in eq 1
u will get the ans
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gogocrimemaster:
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is it substitution method?
yes
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plzz
It is elimination method.
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0
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sorry I didn't know what you want to say
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