Answer:
use calculator
Step-by-step explanation:
Answer:
$0.90
Step-by-step explanation:

3 dozen = 36

0.4 × y = 36 × 0.1
0.4y = 3.6
0.4y ÷ 0.4 = 3.6 ÷ 0.4
y = 9
Answer:
check image below
Step-by-step explanation:
Answer:
I think its the last one thats not showing if I'm wrong in sorry
It is to negate the hypothesis and the conclusion of a conditional statement.