August 2018 1 20 Report
Zapisz podane wyrażenia bez nawiasów. tam gdzie jest to możliwe , uprość wyrażenia.
a) -(-x) + (-3) =
b) -(-2x) - 5 - 3x =
c) -(16x + 3) + (3 - x) =
d) x - ( -15x + 9)x =
e) -(-(-21x) + 6)) =
f) (-4x) * (-3) + 2x - 1=
g) (-7x) * (-3x) + 4 - 19x =
h) 16x : (-4) + 1 - 5x =

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