August 2018 2 13 Report
Równania liniowe

Rozwiąż równanie:

a) 3 (x+3) = 2 (x+4) + 2x +10
b) 3 (2x+4) - 4x =2-2 (x+1)
c) 0,2 (4-3x) + 0,3x = 2,6
d) x/2 -3 = 0
e) 2x/5 = 3/5
f) 1/8 (x-1) = 2
g) 5 (x-2)²= 4 (x+2) + x (x-1)
h) 2 (x+3) (4-x) = (2+x) (5-2x)
i) (3x-2) (3x+2) = (3x-3)²-6 (4-x)+12x
j) 3x-1/2 - 2x+1/7 = 3
k) 2x+3/5 - 3x+2/3 = 2x

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