x-7/x+7 times 2x+7/7-x how do I simplify it
Notice that in the first formula there is (x-7) in the numerator and in the second one there is (7-x)=-(x-7) in the denominator.
Content will be erased after question is completed.
Enter the email address associated with your account, and we will email you a link to reset your password.
Forgot your password?