October 2018 2 51 Report

Rozawiąż równania (Matematyka z + 1 zad. 2 str. 176)

a) -3x=2x-10

b) 2x-2=7-x

c) 10=4-2x

d) -(2x-1)=4

e) 2(x+1)=x

f) 2t-(3t+1)=6

g) -(4+x)=2(y+9)

i) (x-7)-2(3x+5) = 3


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