Find the Values of the Variables for Which the Statement

question 446

Multiple Choice

Find the values of the variables for which the statement is true, if possible.
- $$\left[ \begin{array} { r r r } - 3 & 7 & - 6 \\1 & \mathrm {~m} & - 2\end{array} \right] = \left[ \begin{array} { l l l } \mathrm { x } & \mathrm { y } & - 6 \\1 & 1 & - 2\end{array} \right]$$

• A) \(x = 7 ; y = - 3 ; m = 1\)
• B) \(x = - 3 ; y = 7 ; m = 1\)
• C) \(\mathrm { x } = 3 ; \mathrm { y } = 7 ; \mathrm { m } = - 1\)
• D) \(x = 3 ; y = - 7 ; m = - 1\)

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Definitions:

Carbonates

Rocks or minerals that contain abundant carbonate.

Element C

Element C refers to Carbon, a chemical element with symbol C and atomic number 6, essential to all known living systems and widely used in various scientific, industrial, and technological applications.

Calcite

A common mineral form of calcium carbonate, widely found in sedimentary, metamorphic, and igneous rocks.

Cleavage

The tendency of a mineral to break along flat, even surfaces as a result of weak bonding in certain directions in the mineral's crystal structure.