Answer:
1: B
Step-by-step explanation:
x= 6/7z
5x + 4z = 10z - 2x
5x + 2x = 10z - 4z
7x = 6z
x = 6/7z
Answer:-54 i think or its 54 over x -3
hope this helped you
2:00 PM
20 = 2² × 5