Answer:
(f,g)=(1,-2)
Explanation:
72f-12g=96, 6f-2g=10
72f-12g=96
f=5/3+1/3g
72(5/3+1/3g)-12g=96
g=-2
f=5/3+1/3x(-2)
f=1
(f,g)=(1,2)
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