Question

3a+2b-c qndo a=5 b=3 c=1

Answer 1

3a + 2b - c

Sendo a = 5, b = 3 e c = 1

3.5 + 2.3 - 1
15 + 6 - 1
21 - 1 = 20

Answer 2

3a + 2b - c           a=5
                            b=3

                             c=1

3.5 + 2.3 - 1

15 +   6    -1

21           -1

20

espero ter ajudado