There's a triangle garden plot with a side of X the second side is 10 feet more than the first. The third side is two times the first write an expression that represents the perimeter of this garden plot.

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.