Question

If a = 5, B = 4, and c = 7, find the value for 3(b + a) - c.

A. 34

B. 20

Answer 1

20

Explanation:

3(b+a)-c

=3(4+5)-7

=3(9)-7

=27-7

=20

Answer 2

20

Explanation:

=> 3(b+a)-c

Putting a = 5, b = 4 and c = 7

=> 3(4+5)-7

=> 3(9)-7

=> 27-7

=> 20