Question

(5,5-x)-5,8=8,7ответьте пж

Answer 1

(5,5-х)-5,8=8,7;
5,5-х=8,7+5,8;
5,5-х=14,5;
х=5,5-14,5;
х=-9.

Answer 2

8.7+5.8=14,5
!4,5-5,5=9
х=-9