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:

Direct Labour Hours

The total hours worked directly on a specific job or task by employees, often used to allocate labor costs to products or services.

Variances

Differences between planned, budgeted, or standard costs and actual costs in business operations.

Cost Of Goods Sold

The direct costs attributable to the production of the goods sold by a company, including materials, labor, and manufacturing overhead.

Accounting Period

A specific period of time used for financial reporting, typically a quarter or year, used to calculate financial performance.