November 2018 1 28 Report

1.wykonaj działanie:

a)-(7x-5)-(3x+4)=

2.wykonaj mnożenie:

a) (-2 2/5x)*(-15/40)=

b) (-1,2)*(-0,9x)=

c) (5x-3)*(-8)=

3.Wykonaj dzielenie:

a) (24a-9):3=

b) (-2/3):8/2x=

c) (-7/8x+1/4):1/2=

d) (12a+4x):2=

e) (36a-6b):(-2)+14a=

daję naj!!


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