find the solution of each pair of linear equations if it exists by substitution. of 2x+3y=6,6x+9y=18
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Step-by-step explanation:
the first solution : - 2x+3y = 6
the second solution :- 6x+9y=18
divide by 3
= 2x+3y = 6
the both equation are same
so they formed the infinty number of solution
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