2
$\begingroup$

If five times a number is added to three times the number, the result is the sum of seven times the number and $9$. Find the number.

I am pretty sure it is $5x+3x=7x+9$ although I am not positive.

Help?

$\endgroup$
3
$\begingroup$

You're correct. Solve for $x$ and get $8x-7x=x=9$.

Hope that helps!

$\endgroup$

Your Answer

By clicking “Post Your Answer”, you agree to our terms of service, privacy policy and cookie policy

Not the answer you're looking for? Browse other questions tagged or ask your own question.