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8(x-3) = 8x - 24
0,4 (8 +w ) = 3,2 + 0,4w
0,7( - k- 3 )= - 0,7k - 2,1
3( a + b)= 3a + 3b
4(3z - 8 )= 12z - 32
- 0,9(x + y )= - 0,9x - 0,9y
2(2a + 2b + 3 c ) = 4a + 4b + 6c
-6 (4a +5 ) = - 24a - 30
-5 (3a -b )= - 15a + 5b
-1/5 (a -2 )= - 1/5a + 2/5
-3 (3a -4b+7)= - 9a + 12b - 21
-(2 +a ) = - 2 - a
-(-2x+3y ) = 2x - 3y
-(3 -a) = - 3 + a