Question

x+4+3+4+x+3=18 помогите пожалуйста ​

Answer 1

$x + 4 + 3 + 4 + x + 3 = 18 \\ 2x + 14 = 18 \\ 2x = 18 - 14 \\ 2x = 4 \\ x = 4 \div 2 = 2 \\ x = 2$