resolver ejercicios
9X - 1 = 2X + 13
8X - 5X + 2X = 25
9X - 1 = 2X + 13
8X - 5X + 2X = 25
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Respuesta:
1. 9x - 1 = 2x + 13
7x = 14
x = 2
2. 8x - 5x + 2x = 25
5x = 25
x = 5
Bendiciones
Explicación:
9x - 1 = 2x + 13
9x - 2x = 13 + 1
7x = 14
x = 14 / 7
x = 2
8x - 5x + 2x = 25
3x + 2x = 25
5x = 25
x = 25 / 5
x = 5