November 2018 1 32 Report

Oblicz:

a) 4(-2x-9) =

b) (-2)(4x-3-7y) =

c) 3x-6y-9 przez (-3) =

d) 0,5x-2,5y-5 przez (-0,5) =

e) (16x-4-8y):(- jedną czwartą)

Dzięki za pomoc...pozdrawiam...


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