October 2018 2 15 Report

Zapisz krócej : a) 6x + 4x + 5x

b) 2a + 5a - 3a

c) 3b + 2b -5b

d) 3b + 8b

e) 17x - 9x

f) 4y + (-3y)

g) 8z - 15z

h) 6x - 2x + 1 i jedna druga x

i) 5t - 7t + ( - 2,5t )

Proszę!!


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