Answer:
subtracting 7 from 12
Step-by-step explanation:
That would be most efficient. Subtracting seven from twelve will quickly give you your value of x without moving the x itself. And there's no negatives
Answer:

Step-by-step explanation:
The given equation is :

We need to decompose this equation.
We have,

So,
is the decomposed form of the given expression.
Step-by-step explanation:

Answer:
$18
Step-by-step explanation:
You save 25% 0f 72 (72x.25)
The answer to a division problem