10. Create a multi-step linear equation that when solved has a solution of all real numbers. Prove that it does by working out your creation.
I need 3 different equations the answer has to be N/S

Is it b? i’m not too sure cause i haven’t referred back to economics for quite a long time now.

First step is to get rid of the square root. remember that a square root is the same as raising to the (1/2) power. see below: multiply exponents per exponent rules to get: remember you subtract exponents from the denominator and add exponents in the numerator so: simplify further: so a is the correct choice. if you don't understand this google exponent rules and it will you understand. look at the image results.