**HURRRY Which expression is represented by the set of algebra tiles below?
x
O X+6
1
X-6
O EX
0 Ex- 1

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)

Prove that the value of the expression 7^8–7^7+7^6 is divisible by 43.

Which of the following constants can be added to x2 - 3x to form a perfect square trinomial?