Post a New Question

algebra

posted by .

Factor by grouping.

7z^2+21z-az-3a

  • algebra -

    7z^2 + 21z - az - 3a
    7z(z + 3) - a(z + 3)
    (7z - a)(z + 3)

Respond to this Question

First Name
School Subject
Your Answer

Similar Questions

More Related Questions

Post a New Question