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2 votes
-2z² + 4z + 2z² = ?
Anyone know this? ​

User Charice
by
6.5k points

2 Answers

3 votes


\\ \sf\longmapsto -2z^2+4z+2z^2

  • Combine like. variables


\\ \sf\longmapsto -2z^2+2z^2+4z


\\ \sf\longmapsto (-2+2)z^2+4z


\\ \sf\longmapsto 0z^2+4z


\\ \sf\longmapsto 4z

User Gatkin
by
6.3k points
5 votes

Answer:

4

Explanation:

Let's simplify step-by-step.

−2z2+4z+2z2

Combine Like Terms:

=−2z2+4z+2z2

=(−2z2+2z2)+(4z)

=4z

Answer:

4z

Hope this helps <3 Need thanks?

Comment /hearthelp

User Plitter
by
6.0k points
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