tyjuancolemanking123
Answered

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7(4n-9) - 3(n-7)
Use the Distributive Property to
write an equivalent expression.​

Sagot :

mhanifa

Answer:

  • 25n - 42

Step-by-step explanation:

Distributive Property:

  • a(b + c) = ab + ac

Given:

  • 7(4n-9) - 3(n-7)

Simplify:

  • 7(4n-9) - 3(n-7) =
  • 28n - 63 - 3n + 21 =
  • 25n - 42

Answer:

[tex]25n - 42[/tex]

Step-by-step explanation:

[tex]7\left(4n-9\right)-3\left(n-7\right)[/tex]

[tex]7\left(4n-9\right)[/tex]

[tex]28n-63[/tex]

[tex]=28n-63-3\left(n-7\right)[/tex]

[tex]-3\left(n-7\right)[/tex]

[tex]3n+21[/tex]

[tex]=28n-63-3n+21[/tex]

[tex]\mathrm{Group\:like\:terms}:-[/tex]

[tex]28n-3n-63+21[/tex]

[tex]=25n-42[/tex]

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