Answer:

Step-by-step explanation:
- Simplify




- Find the additive inverse of
by using its property - <em>"Sum of a number & its additive inverse is always zero". </em>Assume that 'x' is an additive inverse of
.


- Simplify




- Now, find the product of
& 


3.25 x 25% = .81
3.25- .81 = $2.44
$2.44 is the sale price
Answer:
$1.20 Increase
Step-by-step explanation:
18.60/15.5
Answer:
Step-by-step explanation:2a-b
Answer:
<h2>6</h2>
Step-by-step explanation:
f(x)=-x+4
f(-2)=-(-2)+4
f(-2)=+2+4
f(-2)=6