3 * (x - 4) = 8x - 7 3x - 12 = 8x - 7 3x - 8x = -7 + 12 -5x = 5 x = -1 6 * (x - 3) = 8 * (2x - 4) 6x - 18 = 16x - 32 6x - 16x = -32 + 18 -10x = -14 x = 1 [latex] frac{4}{10} [/latex] x = 1 [latex] frac{2}{5} [/latex] 4x + 2 = 8x - 7 4x - 8x = -7 - 2 -4x = -9 x = 2 [latex] frac{1}{4} [/latex] 2x - 4 = 10 * (x - 2) 2x - 4 = 10x - 20 2x - 10x = -20 + 4 8x = -16 x = -2 x + x + [latex] frac{1}{2} [/latex] = 30 2x = 60 x = 30 x + 10x + 1 = 20 + 3 11x + 1 = 23 11x = 22 x = 2 5 * (x - 3) = 10 * (x - 3) 5x - 15 = 10x - 30 5x - 10x = -30 + 15 -5x = -15 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...
