Question

x sobre 105 = 2 sobre 30​

Answer 1

Resposta:

X/105= 2/30

Mmc= 105, 30| 5

21, 6 | 2

21, 3 | 3

7 , 1 | 7

1, 1 5×2×3×7= 210

210÷105= 2x

210÷30= 14

14/ 2x

X= 7

Answer 2

Resposta:

X/105= 2/30

Mmc= 105, 30| 5

21, 6 | 2

21, 3 | 3

7 , 1 | 7

1, 1 5×2×3×7= 210

210÷105= 2x

210÷30= 14

14/ 2x

X= 7

CONFIA