2x=88
x=44
-------------------
2x - 28 = 60
2x = 60 + 28
2x = 88
x = 88/2
x = 44
2(44) - 28 = 60
88 - 28 = 60
60 = 60
-ayudandoando2070
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2x=88
x=44
-------------------
Hola!
La respuesta es 44
Resolvemos
2x - 28 = 60
2x = 60 + 28
2x = 88
x = 88/2
x = 44
Comprobamos
2(44) - 28 = 60
88 - 28 = 60
60 = 60
Por lo tanto, el valor de x es 44
-ayudandoando2070