Ответ:
а) -0,6a•0,75b•(-c) =0,6a•0,75bc=0,45abc
б) -(2a-3) +(4a-2) =-2a+3+4a-2=2a+1
в) 4(1,25x-0,9) -3x+4,6y=5x-3,6y-3x+4,6y=2x+y
Copyright © 2024 SCHOLAR.TIPS - All rights reserved.
Answers & Comments
Ответ:
а) -0,6a•0,75b•(-c) =0,6a•0,75bc=0,45abc
б) -(2a-3) +(4a-2) =-2a+3+4a-2=2a+1
в) 4(1,25x-0,9) -3x+4,6y=5x-3,6y-3x+4,6y=2x+y