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Răspuns :

Răspuns:

a)2456-x=1237

x=2456-1237

x=1219

b)x-2359=17206

x=17206+2359

x=19565

c)7378+x=12002

x=12002-7378

x=4624

d)x+125=2003

x=2003-125

x=1878

e)x-230-157=3156

x=3156+157+230

x=3543

f)4750+x-800=6700

x=6700+800

x=7500

4750+x=7500

x=7500-4750

x=2750