What is the location of the sum 11 + (-5) with respect to 11 on the number line? A) five units to the left of 11
b) five units to the right of 11
c) 11 units to the left of zero
d) 11 units to the right of zero

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.

A: 18/15b : 7 - -8 = 15 , 12 - -6 = 18 the y variable always goes over the x variables, c : same thing a