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Résoudre
4x-1-3(1-x)=10

User Kevin Nielsen
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1 Answer

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4x - 1 - 3(1) - 3( - x) = 10 \\ 4x - 1 - 3 + 3x = 10 \\ 4x + 3x - 1 - 3 = 10 \\ 7x - 4 = 10 \\ 7x = 10 + 4 \\ 7x = 14 \\ (7x)/(7) = (14)/(7) \\ x = 2

ATTACHED IS THE SOLUTION

User Pro Q
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