find the value of x if x equal to -sigma and y equal to 5 / 2 is a solution of the equation X + 4Y - 7 =0
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if x =. ~ , y. = 5/2
then,
on putting the values in the equation
~ + 4× 5/2 -7 =0
~ +10 - 7= 0
~ +3 =0
~ = -3
then,
on putting the values in the equation
~ + 4× 5/2 -7 =0
~ +10 - 7= 0
~ +3 =0
~ = -3
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