Which expression has the same value as (48.6 + 2.5) ÷ 7? A.(2.5 + 48.6) ÷ 7 B. 7 ÷ (48.6+2.5) C.2.5+(48.6÷7) D.(48.6+7)÷2.5​

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.