Solve the System of Equations Using the Addition Method $$\begin{aligned}2 x + 8 y & = - 42 \\12 x + 2 y & = 70\end{aligned}$$

question 30

Multiple Choice

Solve the system of equations using the addition method.
- $$\begin{aligned}2 x + 8 y & = - 42 \\12 x + 2 y & = 70\end{aligned}$$

• A)(-2, 7)
• B)(12, -12)
• C)(-7, 7)
• D)(7, -7)

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Definitions:

Ambiguous/resistant Attachment

A pattern of attachment characterized by anxiety and uncertainty in relationships, leading to clinginess and difficulty in trusting others.

Concrete Operational Stage

A phase in Piaget's theory of cognitive development where children from roughly 7 to 12 years old become capable of logical thought processes but are not yet able to think abstractly.

Egocentric

Having an inability to understand or assume any perspective other than one's own.

Preoperational Stage

A developmental stage ranging approximately from ages 2 to 7 during which children begin to engage in symbolic play and learn to manipulate symbols, but do not yet understand concrete logic.