Respuesta:
7/15x+5/18x+x=180
MCM=90
90(7/15x)+90(5/18x)+90(x)=180
42x+25x+90x=180
155x=180
x=36/31
x=1,16
primero=7/15x
primero=7/15.1,16
primero=0,5 aprox
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Respuesta:
7/15x+5/18x+x=180
MCM=90
90(7/15x)+90(5/18x)+90(x)=180
42x+25x+90x=180
155x=180
x=36/31
x=1,16
primero=7/15x
primero=7/15.1,16
primero=0,5 aprox