#27 a rectangular piece of cloth had an area of 1/12 square yard

1/12 ÷ 2

2 = 2/1

1/12 ÷ 2/1 = 1/12 X 1/2
1 X 1 = 1
12 X 2 = 24

The answer is 1/24 yard

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.

Basic algebra equation. first set up your equation: divide out 9.and now you are left with 2x + 4 = 8.