Question

como resolve a equação x/5+ x/2=7/10?

Answer 1

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

2(x)  +5(x)  = 1(7)

2x  + 5x = 7

7x = 7

x= 7/7

x= 1

Answer 2

x/5+ x/2=7/10

7x/10 = 7/10

7x = 7/10 × 10

7x = 7

x = 1