Question

Resolva essa equação:

x/5 + x/2 = 7/10

(obs:com conta)

Answer 1

x/5 + x/2 = 7/10 mmc e 10

2x/10 + 5x/10 = 7/10 multiplicando os dois termos por 10

2x + 5x = 7
7x=7
x=7/7
x=1

Answer 2

x/5+x/2=7/10

MMC
5,2,10 | 2
5, 1, 5 |5
1,1,1|. 10

x/5+x/2=7/10=
2x+5x=7
7x=7
x= 7/7
x=1