Which expression is equivalent to 6(x + 2y) + 3+ 4y + 5?

What is the average rate of change for this function for the interval from x=2 to x=4 ?

Somone me i want to know what 18 hours out of 24 hours in a fraction

When keisha installed a fence along the 200 foot perimeter of her rectangular back yard, she left an opening for a gate. in the diagram below, she used x to represent the length in feet of the gate? what is the value? a. 10 b. 20 c. 25 d. 30