X will be less than 18 or X<18
Answer:
he earns 5 dollars for walking 4 dogs
Step-by-step explanation:
Answer:
Price of Caleb's groceries before tax = $64
Step-by-step explanation:
Let the price of groceries before tax be =$ 
Sales tax charged = $1.60
Sales tax rate =2.5%
Sales tax charged in terms of
will be = 2.5% of the Original price of grocery =
So, we have,

Dividing both sides by 

∴ 
∴ Price of Caleb's groceries before tax = $64
There is only 1 real number solution