Question

8*(3987-x)=12079-199 помогити плиз

Answer 1

8 * 3987 - 8х = 12079 - 199
31896 - 8х = 12079 - 199
-8х = 12079 - 199 - 31896
-8х = - 20016
х = - 20016 : (- 8) 
х = 2502
Ответ: 2502

Answer 2

12890 + 5х = 22496 + 389; 5x = 22496 + 389 - 12890; 5x = 9995 ; x = 9995 : 5; x = 1999

Answer 3

спасибо

Answer 4

5(2578+х)=22496+389=12890+5х=22496+389 5х=-12890+22496+389 5х=9995 х=1999

Answer 5

4*(x-7989)=8215-175

Answer 6

плиз