October 2018 1 20 Report

Rozwiążcie kilka wyrażeń algebraicznych!!! a) -2x = 19, x = b) -8x = -19, x = c) -13 = -7x - 3, x = d) - 10 = 4 - 2x, x= e) - 12 = 3x - 5, x = f) 17 = - 6 + 3x, x = g) - 3 = - 6x + 10, x = h) - 17 = 2 + 4x, x = i) 1 = -2x - 5, x = j) 4 = -5x + 7, x = k) -15 = 3x - 10, x = l) -16 = -4x - 7, x = m) 13 = -2x + 9 n) 11 = -6x + 8, x = Z góry dziękii ;* Bd naj ;*


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