2(4-x)=0.8
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2(4-x)=0.82(4-x)=0.82(4-x)=0.82(4-X)=0.8-2X=0.82X=7.2X=3.6
2(4-x)=0.8
2(4-x)=0.8
2(4-x)=0.8
2(4-X)=0.8-2X=0.82X=7.2X=3.6
2(4-x)=0.8
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