August 2018 1 14 Report
Uprość wyrażenia algebraiczne:
a) -7 + 3y + 9 + 2y
b) x - 3x + 2 - 2x - 7
c) -5x + 4y - y - 7x - 9y
d) 4x + 5 - x - 4 + x - 3x
e) 0,5a - 2a + 9 - 0,5a - 11,5
f) -14k + 9k - 13 + k + 3 + 4k
g) -3k + 2m + 5m - 7 + k - m
h) 2x - 4 + 3x -2
i) x - 3y - 2x + 6y
j) 2y - 5 - 3y - 4 - 8y - 9
Bardzo pilne!!!!!!!!!!!!!!!
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