Respuesta:
x = 20.5
Explicación paso a paso:
15 (30-2) +2 (5 x –9 ) - 3 (11x+1)+73 = 0
15 (28) + 10x - 18 - 33x - 3 + 73 = 0
10x - 33x = - 420 + 18 + 3 - 73
- 23x = - 493 + 21
- 23x = - 472
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Respuesta:
x = 20.5
Explicación paso a paso:
15 (30-2) +2 (5 x –9 ) - 3 (11x+1)+73 = 0
15 (28) + 10x - 18 - 33x - 3 + 73 = 0
10x - 33x = - 420 + 18 + 3 - 73
- 23x = - 493 + 21
- 23x = - 472
x = 20.5