Answer:
0
Step-by-step explanation:
subtract 20 from 40 it's Zero
Answer:
-7.9x+12.3
Step-by-step explanation:
Answer:
Step-by-step explanation:
Answer:
x = -8
Step-by-step explanation:
-9 (x+2) = 54
-9x - 18 = 54
-9x = 72
x = -8
Hope this helps :)
Let me know if there are any mistakes!!