Question

solve the equations 12a+20b=8 and 12a-3b=1​

Answer 1

12a+20b=8-----------eq(1)

12a-3b=1-------------eq(2)

now ,eq(1)-eq(2)

(12a+20b)-(12a-3b)=8-1

23b=7

b=7/23

a=11/69

hope this helps you

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