December 2018 1 10 Report
Rozwiązywanie równań.
1.
f) -3+2x-6=3-4x
h) -5x+12+x=2x-12

2.
a) 2(x-3)+3(4-x)=5
b) 3(x-4)-2(2x-5)=-4
c) 2(x+4)-5(x+3)=2
d)-2(x+3)+4(2x+3)=-6

3.
a) (4-2x)-(x+3)=(x-5)+(-3-x)
b) (3-2x)+(3x+4)=-(3-2x)+(5x+4)
c) -(x+3)+(-2x+8)=(-3-2x)+(2x+3)
d) -(x+3)-(2x+8)=(-3-2x)+(2x+1)

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