Question 1121503
.
<pre>

630 + 0.14*x > 1260 + 0.07*x


Solve for x, which the number under the question.


0.14x - 0.07x > 1260 - 630


0.07x > 630


x > {{{630/0.07}}} = 9000.


<U>Answer</U>.  The amount of sales above which Company A's offer is the better of the two is 9001 or more.
</pre>