Question

care este produsul a*b*c stiind ca a+b=21 b+c=5 A+c=22 DAU COROANA SI MA ABONEZ
AM NEVOIEEEE URGENTTT
IN 5 MIN INCEPE ORA IAR EU NU AM TERMINAT EX
PLZZ

Answer 1

a + b = 21

b + c = 5

a + c = 22

a + b + b + c = 21 + 5

a + 2 × b + c = 26

22 + 2 × b = 26

2 × b = 26 - 22

2 × b = 4

b = 4 : 2

b = 2

a = 21 - b

a = 21 - 2

a = 19

c = 22 - a

c = 22 - 19

c = 3

a × b × c = 19 × 2 × 3 = 38 × 3 = 114