tablas

fx	=	12	x	+	5	x	-	2		fx	=	9	x	+	4	x	x	-	20
20	=	12	1	+	5	2	-	2			=	9	1	+	4	3	1	-	20
42	=	12	2	+	5	4	-	2			=	9	3	+	4	5	3	-	20
64	=	12	3	+	5	6	-	2			=	9	5	+	4	7	5	-	20
86	=	12	4	+	5	8	-	2			=	9	7	+	4	9	7	-	20
108	=	12	5	+	5	10	-	2			=	9	9	+	4	11	9	-	20
130	=	12	6	+	5	12	-	2			=	9	11	+	4	13	11	-	20
152	=	12	7	+	5	14	-	2			=	9	13	+	4	15	13	-	20
174	=	12	8	+	5	16	-	2			=	9	15	+	4	17	15	-	20
196	=	12	9	+	5	18	-	2			=	9	17	+	4	19	17	-	20
218	=	12	10	+	5	20	-	2			=	9	19	+	4	21	19	-	20
240	=	12	11	+	5	22	-	2			=	9	21	+	4	23	21	-	20
262	=	12	12	+	5	24	-	2			=	9	23	+	4	25	23	-	20
284	=	12	13	+	5	26	-	2			=	9	25	+	4	27	25	-	20
306	=	12	14	+	5	28	-	2			=	9	27	+	4	29	27	-	20