Question

x-(5x+4)+(2x-1)=x+4
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Answer 1

Respuesta:

x-(5x+4)+(2x-1)=x+4

x- ( 4+1 ) (5x-2x) = x + 4

x - 5 × 3x = x + 4

2x + 3x = 4 × 5

5x = 20

x = 20/5

x= 4