Question

Help... plz a I don’t get it

Answer 1

To find Z, you are going to divide both sides by 0.07.

So, the 0.07 is going to cancel out, and you will have -21/0.07

-21/0.07= 0.07z/0.07

And, your answer will be -300. Hope this helps!

Answer 2

The answer would be z=-300
-21÷0.07=z