April 2022 0 9 Report
6 Zredukuj wyrazy podobne i oblicz wartość liczbową wyrażenia. a) -y + 8x – Z - 2x
dla x = -2, y = 6, z = -3
b) -8y – 4z + x - y – 2z + 1
dla x = -0,5, y = -1, z = 2
c) 9y – (7y + x) + (6x – 7y)
dla x = -2, y = 3
d) (6a – 86-0,7) – (6,9+ a – 5b) + 1,8 dla a = 0,2, b = 0,1

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