Respuesta :

4(b-6)+19

Easily you would better start with distributing 4 to the brackets

4(b -6) = 4*b    -     4*6 = 4b  -  24

then add 19 to these terms, we get:

4b - 24 + 19

combine like terms (which are -24 + 19), we get:

4b - 5


That's it....


Hope that helps

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good job