199k views
22 votes
Como simplifica essa expressão:
3z+5+7z-4:​

User Mingle
by
7.9k points

2 Answers

8 votes

Answer:

10z+9

Explanation:

3z+5+7z+4

3z+9+7z

User Gary Mendonca
by
7.5k points
5 votes

Answer:

10z +1

Explanation:

3z+7z=10z

5-4=1

10z +1

User Xavier Priour
by
8.1k points