Answer:
42
Step-by-step explanation:
weight of medals:
30 (0,5) = 15 kg
cost of 5 kg:
28/2 = 14
cost of shipping:
14+28=42
Answer:
C
Step-by-step explanation:
Express - 1 
as an improper fraction, that is
- 
x = 9 ( multiply both sides by 5 )
- 9x = 45 ( divide both sides by - 9 )
x = - 5 → C
Answer:
7 and -8
Step-by-step explanation:
A coefficient is a numerical or constant quantity placed before and multiplying the variable in an algebraic expression (e.g. 4 in 4x).
Answer:
A
Step-by-step explanation:
I'm not amazing at fractions but it equals:
1/3 x4= 4/3
so 1 1/3 as mixed fraction
1.33333 repeated..
