3( x-4 ) = 8x - 7 3x-12=8x-7 7-12=8x-3x -5=5x / :5 x=-1 6 ( x-3) = 8 (2x-4 ) 6x-18=16x-32 32-18=16x-6x 14=10x / :10 x=1,4 4x+2 = 8x-7 2+7=8x-4x 9=4x /:4 x=9/4 2x-4 = 10 (x-2) 2x-4=10x-20 20-4=10x-2x 16=8x /:8 x=2 x+x+1/2=30 2x=30=1/2 2x=29,5 /2 x=14,75 x+10x+1=20+3 11x+1=23 11x=22 /:11 x=2 5 ( x-3) = 10 ( x-3 ) 5x-15=10x-30 30-15=10x-5x 15=5x/ :5 x=3
20 PUNKTOW ! DAM NAJ Matma help !Dam naj i 5 gwiazdek!!!!!!!!!! 3( x-4 ) = 8x - 7 6 ( x-3) = 8 (2x-4 ) 4x+2 = 8x-7 2x-4 = 10 (x-2) x+x+1/2=30 x+10x+1=20+3 5 ( x-3) = 10 ( x-3 ) DAM NAJA ZA TO...
20 PUNKTOW ! DAM NAJ Matma help !Dam naj i 5 gwiazdek!!!!!!!!!! 3( x-4 ) = 8x - 7 6 ( x-3) = 8 (2x-4 ) 4x+2 = 8x-7 2x-4 = 10 (x-2) x+x+1/2=30 x+10x+1=20+3 5 ( x-3) = 10 ( x-3 ) DAM NAJA ZA TO...
20 PUNKTOW ! DAM NAJ Matma help !Dam naj i 5 gwiazdek!!!!!!!!!! 3( x-4 ) = 8x - 7 6 ( x-3) = 8 (2x-4 ) 4x+2 = 8x-7 2x-4 = 10 (x-2) x+x+1/2=30 x+10x+1=20+3 5 ( x-3) = 10 ( x-3 ) DAM NAJA ZA TO...
