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Solve the following pair of linear equations by the substitution method:

(i)3x-y=3

9x-3y=9

(ii)0.2x+0.3y=1.3

0.4+0.5y=2.3

(iii)√2x+√3y=0

√3x-√8y=0

(iv)3x/2-5y/2=-2

x/3+y/2=13/6

(v)2x+2y=12

2x+3y=13

(vi)2(x+y)-3(x-y)=7

3(x-2y)+5(2x+y)=1

1
by bhargu

see pro 2...is there x beside 0.4 or not!!

and for rest u just simply write the solutions

k...

pl. fast

i have to check my answers it is becoming to late

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