Respuesta:
1- 8 , 12 , x+2 , y
12=y 8=x+2 8-2=x 6=x 12 + 6 = 18
2-15 20 y x+10
15=y 20=x+10 20-10= 10=x 15 + 10 = 25
3- 8 + 8 = 16
4- x`+30=80 y=80
x=50 50+80=130
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Respuesta:
1- 8 , 12 , x+2 , y
12=y 8=x+2 8-2=x 6=x 12 + 6 = 18
2-15 20 y x+10
15=y 20=x+10 20-10= 10=x 15 + 10 = 25
3- 8 + 8 = 16
4- x`+30=80 y=80
x=50 50+80=130