2, 136 /( 19 - х) = 7,12

Question

2, 136 /( 19 - х) = 7,12

Comments

срочно

Answer 1

7,12 (19 - х) = 2, 136
135,28 - 7,12х = 2,136
7,12х = 135,28 - 2,136
7,12х = 133,144
х = 18,7