The answer is going to be C
I don't know how you expand it but the answer is 3x + 25 unless that's expanding.
Answer:
z = 5/2y -1
Step-by-step explanation:
We observe that z has ...
- 1 added
- the sum multiplied by 2/5
To solve for z, we undo these operations in reverse order.

Since there is a $5 delivery charge, Valerie will surely spend those money.
Also, since a salad costs $7, and Valerie buys 3 of them, she will spend 21 more dollars.
So, salads and delivery charge sum up to 
This means that Valerie has
dollars left. A drink costs $3, so she can buy
drinks.
Answer:
2/5 or 0.40
Step-by-step explanation:
Val's result for heads is ...
8/20 = 2/5 = 0.40