Solve the Problem $x$ Denote the Number of Days in Arizona

question 46

Multiple Choice

Solve the problem.
-Janet is planning to visit Arizona, New Mexico, and California on a 20-day vacation. If she plans to spend as much time in New Mexico as she does in the other two states combined, how can she allot her time in the three states? (Let $x$ denote the number of days in Arizona, $y$ the number of days in New Mexico, and $z$ the number of days in California. Let $z$ be the parameter.)

• A) \( x=10, y=10-z, 0 \leq z \leq 10 \)
• B) \( x=10, y=z-10,0 \leq z \leq 10 \)
• C) \( x=z-10, y=10,0 \leq z \leq 10 \)
• D) \( x=10-z, y=10,0 \leq z \leq 10 \)

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Definitions:

Prosocial Behavior

Actions intended to benefit others, including helping, sharing, and comforting.

Affect Regulation

The process by which individuals influence their own emotional experiences, managing the type, intensity, and duration of emotions.

Cooperative Play

A stage in child development where children engage in play activities together, working towards a common goal or enjoying activities in a shared space.

Parallel Play

A stage of early childhood development where children play adjacent to each other but do not interact or share toys, indicating emerging social skills.