asked 218k views
4 votes
−2z + 10 = 12

How do I isolate z in the equation above?

asked
User Ataulm
by
7.8k points

2 Answers

5 votes
Z= -1 This is because you need to carry over 10. 12-10 = 2 This means -2z = 2 you then carry over the minus. You then get 2z = -2 finally, you divide by two to isolate z. So the answer is z = -1
answered
User Sparsh Dutta
by
9.0k points
0 votes

Answer:

-1

Explanation:

answered
User Tdelang
by
7.9k points

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