decide whether y = - 1 is the solution of the equation 3 - y = 4
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Step-by-step explanation:
y=-1_____(given)
Subatituting value of y in the given equation
3-y=4
3-(-1)=4
3+1=4
4=4
L.H.S=R.H.S
Therefore,y=-1 is the solution of the equation...!
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