Examine the system of equations. 2x − 4y = 6

x − 2y = 3

How many solutions does this system of equations have?

It has two solutions hint the two equations

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.