Answer:
-5/9
Step-by-step explanation:
−4/5 divided by 12
/5
=-20/36
simplify
=-5/9
I hope this helps you
42=4n-7n-7. (-9)
42=-3n+63
-3n=-21
n=7
A works because it due to laws of exponents
B works because (3*3)^x= (9)^x through simple multiplication
C does not work because
D does not work because
E does not work because
F does not work because