Answer:
-12
Step-by-step explanation:
Answer:

Step-by-step explanation:













Sum of fractions 
Answer:
yes.
Step-by-step explanation:
if you plug 7 into x it'll be 3x7 and that will equal 21
Answer:
$14.88
Step-by-step explanation:
Ria earns 1.2 times more than Peter does
Peter earns $12.40
To solve, you have to multiply the amount peter has by 1.2
12.40(1.2) = 14.88
Therefore, Ria earns $14.88
Answer:
True
Step-by-step explanation:
$3000
-lesser of realized gain or boot