Answer:
1.D , 2.G, 3. a. 4.f
Step-by-step explanation:
1. We have five x bars so we will represent that as

We have 8 -1 boxes so that add up to be

On the right side we have 10 1 boxes so the right side value is 10.
Set up an equation.

Add 8 on both sides

Divide 5 by both sides

2.Plug in 22 for g in all the answer choices to see if it correct or isolate g and see if it equal to 22.
G is the right answer , I'll do it both ways.
Plug in 22 for g



Isolate g




3.Llyod has 126 ounces of water. He spilled 36 ounces of water. We are trying to find the maximum number of cups he can fill after he spilled 36 ounces. This is represented by



so the answer is A
4.Plug in 18 and also any number greater than 18 and make sure the inequality true
F is true so F is the answer.