Question

3.5z - 2.7z = -6
z = ?

Answer 1

-7.5

Explanation:

Subtract 2.7z from 3.5z

0.8z= -6

divide each term by 0.8 - 0.8 divided by 0.8- -6 divided by 0.8

Cancel the common factor of 0.8

divide -6 by 0.8

Z= -7.5

Answer 2

i believe it would be z = -7.5

Explanation: