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fie x=0+2x4x6-80:10:1 y=5+5x5-5:5 z=7+7:7+(7+7):7
Calculeaza: a-2b+c=?


Răspuns :

x=0+8×6-8:1 y=5+25-1 z=7+1+14:7
x=0+48-8 y=30-1 z=7+1+2
x=48-8 y=29 z=8+2
x=40 z=10