Question

16к-28к+180=600помгите пж

Answer 1

16к-28к+180=600
-12к+180=600
-12к=600-180
-12к=420
к=420:-12
к=-35

Answer 2

спс

Answer 3

16к-28к+180=600
-12х+180=600
-12х=600-180
-12х=420
х=-35