Question

Пожалуйста. Под буквой в

Answer 1

2/3х + 7/3х = 18
9/3х 18
х = 18 : 9/3
х = 18 * 3/9
х = 2 * 3
х = 6

Answer 2

2/3+7/3=18

Answer 3

9/3=18

Answer 4

3x=18

Answer 5

x=6

Answer 6

2/3x+7/3x=18
3x=18
x=18÷3
x=6