SOLUTION: 2x/5+3-4x/5=1/5
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Question 285892
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2x/5+3-4x/5=1/5
Answer by
checkley77(12844)
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2x/5+3-4x/5=1/5
2x/5-4x/5=1/5-3
-2x/5=(1-15)/5
-2x/5=-14/5
-2x=-14
x=-14/-2
x=7 ans.Proof:
2*7/5+3-4*7/5=1/5
14/5+15/5-28/5=1/5
29/5-28/5=1/5
1/5=1/5
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