Respuesta :

hermionegranger59

2x + 3 - 4 = 5x - 7

=> 2x + 3 - 4 + 7 = 5x

=> 3 - 4 + 7 = 5x - 2x

=> 3 - 4 + 7 = 3x

=> -1 + 7 = 3x

=> 6 = 3x

=> 6/3 = x

=> 2 = x

ADVENTUROUSBOY

x = 2

Step-by-step explanation:

2x + 3 - 4 = 5x - 7

2x - 1 = 5x - 7

(-1 + 7 )= 5x - 2x

6 = 3x

6 ÷ 3 = x

2 = x

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