PLEASE HELP
WILL MARK BRAINLIEST

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)

Arectangle has a width of 5 cm and a length of 10 cm. if the width is increased by 3, how does the perimeter change?

Afamily went out to dinner and their bill was $113.if they want to leave a 19% tip, how much should they leave.