jak obliczyc? 2x-3+(x+4) -4x+(3x-1) y+8+(2y-5) 4a-3+(5-2a) x-6y+(-3+7y) 3x-y+(2y-x) (4x-)+(-3x+7) (-5z+1)+(-6z+2) (2-3x)+(2x-3) (2a-3b)+(-3a+4b) (5x-y)+(3x-2y) (2x-3y)+(3y2x) (3x-4)+(-x+4)+2x-6) (2x-3)+(3x-4)+(-6x+1) 3a+(2a-1) 2x+(-3x+4) 2x+(-3x+1) -4x+(3x-1) 4a-3+(5-2a) 3x-y+(2y-x) tylko trzeba usunąć nawiasy a potem oliczec
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zadanie w załączniku ;)