solve the equation 2x+y-6=0 and 2x-y-2=0 by substitution method.
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Answered by
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Aksharaaddagoda:
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Answered by
25
2x+y=6
y=6-2x
put this value in equation 2x-y-2=0
2x-(6-2x)-2=0
2x-6+2x-2=0
4x-8=0
x=2
y=6-4=2
y=6-2x
put this value in equation 2x-y-2=0
2x-(6-2x)-2=0
2x-6+2x-2=0
4x-8=0
x=2
y=6-4=2
Tysm
Tnx a lot
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