Find the greatest common factor of 6x and 10n​

Prove the divisibility of the following numbers: 25^9 + 5^7 is divisible by 30.also, read as (25 to the power of 9) + (5 to the power of 7) is divisible by 30. blank x 30what is the blank? ( it should be expressed in exponent form)

Which equation can be solved to find x the measure of jk in the apex

What is the total surface area of the square pyramid