Answer:
Step-by-step explanation: 20
Answer:
One solution
Step-by-step explanation:
Group like terms: 
: 
Simplify: 
Add 11 to both sides
Simplify: 2b=4b+4
Subtract 4b from both sides
Simplify: -2b=4
Divide
And finally, you get -2
Leave a brainliest if this helped!
7% of 79.99 is (rounded) 5.60 so the total cost would be $85.59
Answer:
21
Step-by-step explanation:
3x7=21