Respuesta :

Answer:

by substituting the value of x we get

= 2|5×(-4)+7| -1

=2|-20+7| -1

=2|-13| -1

In modules if the number is negative then will become positive

=2+13-1

by solving it we get 14..

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Answer:

Step-by-step explanation:

f(x) = 2 |5(-4)+7| -1

     = 2 |(-20)+7| -1

     = 2 | -13 | -1

     = 26 - 1

     = 25