Question

3 X X = 5 x 6
Z : 5 = 20:4 .
21 : U = 15:5răspunsuri corecte prin cifre ​

Answer 1

Explicație:

3×X=5×6

3×X=30

X=30:3

X=10

z:5=20:4

z:5=5

z=5×5

z=25

21:u=15:5

21:u=3

u=21:3

u=7