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ax + x = 10 Para a = 4
4x + 4 = 10
4x = 10 - 4
4x = 6
x = 6/4 Simplificas sacas mitad
x = (6/2)/(4/2)
x = 3/2
Respuesta.
x = 3/2
reemplazando el valor de a tenemos:
4(x) +x : 10 resolviendo; 4x + x: 10
5x: 10 x: 10/5 x: 2 respuesta final
Comprobando:
ax + x : 10
4(2) + 2 : 10 8+2:10 10:10