Question

afla termen necunoscut. 4456+a=7000 a=. a=. v=. b-2603=398. b=. b=. v: 8250-c=6945. c=. c=. v:

Answer 1

1) 4456+a=7000
a=7000-4456
a=2544
v=4456+2544=7000

2)b-2603=398
b=398+2603
b=3001
v=3001-2603=398

3)8250-c=6945
c=8250-6945
c=1305
v=8250-1305=6945

Answer 2

4456+a=7000
a=7000-4456
a=2554
v= 4456+2554=7000

b-2603=398
b=2603+398
b=3001
v= 3001-2603=398

8250-c=6945
c=8250-6945
c=1305
v= 8250-1305=6945

Succese!