The variable z is directly proportional to x. when x is 6, z has the value 18. what is the value of z when x=10

What is the perimeter of trapezoid jklm? + units 2 + + units 9 + units 9 + + units

The parabola opens: y=√x-4 (principal square root) up down right left

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)