Respuesta :

Answer:

[tex] - 3x - 7(x + 4) \\ = - 3x - 7x - 28 \\ = - 10x - 28[/tex]

hope it helped you:)

Estellia

Answer:

[tex]-10x-28[/tex]

Step-by-step explanation:

[tex]-3x-7(x+4)[/tex]

Expand by using distributive law: [tex]a(b+c)=ab+ac[/tex]

Therefore,

[tex]-3x-7*x+\left(-7\right)\cdot \:4[/tex]

[tex]-3x-7x-7\cdot \:4[/tex]

[tex]-3x-7x-28[/tex]

Add the x:

[tex]-10x-28[/tex]

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