solve by substituting method 2x+3y+5=0 & 3x-2y-12=0
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Step-by-step explanation:
Eqn1*3=6x+9y+15=O
Eqn2×2=6x-4y-24=O
= =(-) (+) (+)=O
=13y+39=O
13 y=-39
y=-3
then put the value of y eqn1
2x-9+5=0
2 x=4
x=2
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