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afla pe "a" din expresiile: 6232+1698=9000-a 2216+1387=a-3896 a+1138=10000-4218 7038+a=5128+3289 Va multumesc mult !!!!!!!!!!

Răspuns :

9000-a = 6232+1698
9000-a=7930
a=9000-7930=1070

a-3896=2216+1387
a=3896+2216+1387
a=7499

a+1138=10000-4218
a=10000-4218-1138
a=4644

7038+a=5128+3289
a=5128+3289-7038
a=1385
a.)6.232+1.698=9.000-a
9.000-a=7.930
a=7.930+9.000
a=16.930
b.)2.216+1.387=a-3.896
a-3.896=3.603
a=3.603+3.896
a=7.499
c.)a+1.138=10.000-4.218
a+1.138=14.218
a=14.218-1.138
a=13.080
d.)7.038+a=5.128+3.289
7.038+a=8.417
a=8.417-7.038
a=1.379