Factoriser les expressions suivantes :
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A = 5x + 5
A = 5x + 5 = 5 × (x + 1)
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B = 12x - 3
B = 12x - 3 = 3 × (4x - 1)
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C = 3x + 5x
C = 3x + 5x = x × (3 + 5)
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D = 5x + 5 - 10y
D = 5x + 5 - 10y = 5 × (x + 1 - 2y)
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E = 16x + 48y - 24z + 8
E = 16x + 48y - 24z + 8 = 8 × (2x + 6y - 3z + 1)