Question

Please answer the questions 7,8,9,10. Please answer this question. Don't post irrelevant answers. Find the zero in these.
​

Answer 1

Answer:

7). 7z-8=10

7z=10+8

7z=18

z=18/7

8)4x-2/3=3/4

4x=3/4+2/3

4x=4+6/12

4x=10/12

4x=5/6