Question

d) x/2 + x/3 + x/6 =12

me ajuda a responde

Answer 1

tira-se o mmc de 2,3,6 e 12

2,3,6,12 ´por 2
1,3,3,6    por 2
1,3,3,3    por 3
1,1,1,1

mmc= 2x2x3= 12

12/2.x= 6x

12/3.x= 4x

12/6.x= 2x

12/1.12= 144

6x+4x+2x= 144

12x= 144

x= 144/12

x= 12