Answer:
3)0.4 and 1.8
Step-by-step explanation:
:):):):):):):);):):)
From here, just make it inverse:

Answer:
1/7
Step-by-step explanation:
7 × 1/7
7/7
1
Answer:
<h2>
2*(-5n)</h2>
Step-by-step explanation:
Twice the product of -5 and a number
2*(-5n)