Question

Упростить выражения
6n-n
12c-c
30v-v
c•(10-b)
z•(12-x)

Answer 1

$6n - n = 5n$

$12c - c = 11c$

$30v - v = 29v$

$c \times (10 - b) = 10c - bc$

$z \times (12 - x) = 12z - zx$

Answer 2

6n-n =5n

12c-c =11c

30v-v =29v

c•(10-b) =10c-bc

z•(12-x)=12z-xz