find the value of g if x=7/2 & y= -g is the solution of equation 2x +4y +5=0 ???
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Answer:
X=7l2. Y= - g
Substitute in equation 2x+4y+5=0
2×7/2 + 4×-g +5 =0
7-4g+5 =0
-4g+12=0
-4g = - 12
g = - 12/-4
g = 3
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