Question

2 (f_2)+3 (4f_1)=7 solve equation

Answer 1

2 (f-2)+3 (4f-1)=7
2f-4+12f-3=7
14f=14
f=1

Answer 2

2(f-2)+3(4f-1)=7
2f-4+12f-3=7
14f-7=7
Transpose (-7) to R.H.S
14f=7+7
14f=14
Transpose 14 to R.H.S
f=14/14
f=1


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