8 + 3b= -13
-8. -8
3b= -21
Divide by 3
B= -7
Answer:
Hope this helps sorry I'm in class right now
Step-by-step explanation:
Answer:
$3.60.
Step-by-step explanation:
If you want to tip 15%, then the total tip amount would be $2.40 plus half of that again ($1.20), which is $3.60.
The value of x in that equation is -12