In math, "of" almost always means "times".
So your question is: 3/7 times (the number) = 9
Multiply each side of that equation by 7 : 3 times (the number) = 63
Divide each side by 3 : <em> The number = 21</em>
<span>Evaluating Expressions Using Algebra Calculator
</span>
First go to the Algebra Calculator main page.
Type the following:
<span><span>First type the expression 2x.</span><span>Then type the @ symbol.</span><span>Then type x=3.</span></span><span>Try it now: </span><span>2x @ x=3</span>
Yes -4 is a interference number
Answer:
251.24$
Step-by-step explanation:
In order to find the answer to this question you just need to add the total cost together.
What we do know:




Hope this helps.