Find y so that * (2/5) ^ - 3 * X * (5/2) ^ - 15 = (2/5) ^ (2 + 3y)..please help meI will mark u brainliest...

< i think this is the answer unless i did my math wrong

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.

Ithink the answer will be 5