October 2018 1 14 Report

a)-5 + = 100

+55 ↓ ↓+55

?=?

b) 2x+ 22 = 33 -22 ↓ ↓ -22

? =?


c)4x +7 =2x

-2x↓ ↓ -2x

?=?


d) 3x - 16 = 4

+? ↓ ↓ +?

3x = 20


Prosze zrubcie to zadanie ! :)


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