October 2018 1 20 Report

Matematyka z plusem zadanie 4 strona 190 :

Uprość wyrażenia algebraiczne

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


PROSZĘ O POMOC ! :)


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