October 2018 2 7 Report

Rozwiąż równania.

a) 3x - 7 = 2x + 1

b) 4x - 2 = 8 i1/2

c) 7 = 2x - 5

d) 4x = -17 + 8x

e) 6 (x - 1) = 9

f) 4x - 2x + 8 = 5

g) 12x - 2 = 5 + 8x

h) 6 (x + 2) - 4 = 6

i) 3x = 16 - 2x

j) x/7 = 2/1 ( w tym zadaniu ma być na "krzyż" )


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