Respuesta :

ANSWER

19

EXPLANATION

The given expression is

[tex](a - 8) + 5 \times 3[/tex]

Substitute a=12 into the expression to obtain:

[tex](12 - 8) + 5 \times 3[/tex]

Simplify the parenthesis,

[tex]4 + 5 \times 3[/tex]

Multiply,

[tex]4 + 15[/tex]

Add:

[tex]19[/tex]

Don't forget to use PEDMAS after substitution.

Answer:

The correct answer is 19

Step-by-step explanation:

It is given that an expression,

(a - 8) + 5 x 3

To find the value of expression when a = 12

The given expression is (a - 8) + 5 x 3

For a = 12 then the expression becomes,

(12 - 8) +  (5 x 3) = 4 + (5 x 3) = 4 + 15 = 19

Therefore the final value of given expression when a = 12  is 19

The correct answer is 19