Given:
The equation is

To find:
The value of b.
Solution:
We have,

Subtracting both sides by
, we get




Therefore, the value of b is
.
Answer:
Lori would have to save $5,760
Step-by-step explanation:
Since 320×6=1920, you would have to add to see witch number would be best to save up too. You would get $5,760 when you multiple by 3.If you multiple by 2,it wouldn't give you enough money.
7 days because 12 per day 12×6=72 but you need 3 more acres so it would be another day for it to be 7
Answer:

Step-by-step explanation:
Let x be the number of miles Jan can drive in a taxi.
The cost of this ride consists of
- $5.00 flat rate
- $.065 per mile
So, per x miles Jan will pay $0.65x and the total cost of the ride will be
$5.00+$0.65x
Jan has no more than $20 to spend on a ride, then the total cost of his ride must be less or equal to $20. Mathematically, you can write this as
