Question

What is the value of z in the equation 3z + 5 = 4z − 8?
−13 −1 1 13

Answer 1

do you know what inverse operations is?

Answer 2

yes

Answer 3

ok so what would you do first?

Answer 4

well I would add 8 to the other side and get 3z + 13 = 4z

Answer 5

I don't know how to do this can you help?

Answer 6

Do you know what to do next using inverse operations?

Answer 7

We are at 3z + 13 = 4z

Answer 8

okay

Answer 9

well the next step would be to subtract 3z from both sides and you get 13 = z and thats your answer

Answer 10

thank you