Answer:
6
Step-by-step explanation:
b = -
or
-5 = b -
Add to both sides of the equation to get rid of the "- " on the right side.
-5 + = b - +
Simplify
- = b
4/10 simplified to 2/5
13000
m= 1500(8)+25000
M= 12000+25000
$13000