Aidez moi s'il vous plait
Math ; lvl 5° ; n°51
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A = 2x + 3x
A = 5x
B = 5x - 3x
B = 2x
C = 7x + x - 4x
C = 8x - 4x
C = 4x
D = x + x + x
D = 3x
E = 7y + y - 5y
E = 8y - 5y
E = 3y
F = 5x + 4 - 3x
F = 2x + 4
G = 3y + 4 + 2y + 7
G = 5y + 11