There are 12 inches in a foot. If he needs 4 feet, and 4 times 12 equals 48, then he needs 4 more inches.
It is evaporating into a gas, and they will move faster
Answer:

Step-by-step explanation:

So the eqn becomes

AND this equal to

Hence the variable x has 0 as its coefficient.
Answer:
8
Step-by-step explanation:
He made 80 and 72 were sold
The answer is simply "8".