rozwiąż:
a) x-(x-5)=
b) x+x+(x-5)+(x-5)=
a) x-(x-5)=x-x+5=5
b) x+x+(x-5)+(x-5)=2x+2(x-5)
Liczę na naj :)
a)x-(x-5)=x-x+5=5
b)x+x+(x-5)+(x-5)=2x+x-5+x-5=4x-10
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a) x-(x-5)=x-x+5=5
b) x+x+(x-5)+(x-5)=2x+2(x-5)
Liczę na naj :)
a)x-(x-5)=x-x+5=5
b)x+x+(x-5)+(x-5)=2x+x-5+x-5=4x-10