How to find exterior angle (8th grade math i really need with this i wasn't paying attention when we learned about this and it is on my hw)

Write the sentence as an equation. z plus 372 is equal to 160

Acoin bank containing only dimes and quarters has 12 more dimes than quarters. the total value of the coins is $11. how many quarters and dimes are in the coin bank?

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