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martemyevamvrn
@martemyevamvrn
July 2022
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Упростите выражения:
1,1(1-x)+1.2(1+x)
-2+3(3c-2)-2(c-1)
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ТвояМилая
1)1,1(1-x)+1.2(1+x)
1.1-1.1 х+1.2+1.2х
(х переводим в одну сторону ,а цифры в другую)
1.1х+1.2х=-1.2-1.1
2.3х=2.3
х=1
-2+3(3c-2)-2(c-1)
-2+9c-6-2c+2
9c-2c=-2+2+6
3 votes
Thanks 1
ТвояМилая
Как то так
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Answers & Comments
1.1-1.1 х+1.2+1.2х
(х переводим в одну сторону ,а цифры в другую)
1.1х+1.2х=-1.2-1.1
2.3х=2.3
х=1
-2+3(3c-2)-2(c-1)
-2+9c-6-2c+2
9c-2c=-2+2+6