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2x + 1 + 2x + 3 = 156
2x + 2x + 1 + 3 = 156
4x + 4 = 156
4x = 156 - 4
4x = 152
x = 152/4
x = 38
2x + 1 = 2 (38) + 1 = 76 + 1 = 77
2x + 3 = 2 (38) + 3 = 76 + 3 = 79
Solución : Los números son ; 77 y 79