Respuesta :

[tex]-5(1+9b)=-5-45b[/tex]

Explanation

[tex]-5(1+9b)[/tex]

distributive property*

[tex]a(b+c)=ab+ac[/tex]

then

Step 1

apply distributive property

[tex]\begin{gathered} -5(1+9b)=(-5\cdot1)-(5\cdot9b) \\ -5(1+9b)=-5-45b \end{gathered}[/tex]

I hope this helps you

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