Write the Word or Phrase That Best Completes Each Statement $\begin{aligned}- 5 x ^ { 2 } + 3 y ^ { 2 } & = 49 \\x + 6 y & = 3\end{aligned}$

question 235

Essay

Write the word or phrase that best completes each statement or answers the question.
Which method should be used to solve the system? Explain your answer, including a description of the first step.
- $\begin{aligned}- 5 x ^ { 2 } + 3 y ^ { 2 } & = 49 \\x + 6 y & = 3\end{aligned}$

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Definitions:

LDLs

Low-density lipoproteins, often referred to as "bad" cholesterol, involved in the transport of cholesterol to cells.

Simple Diffusion

The movement of molecules from an area of higher concentration to an area of lower concentration without the need for energy.

Protein Digestion

is the process by which proteins are broken down into their constituent amino acids or small peptides, which can then be absorbed by the body.

Amino Acids

Organic compounds that combine to form proteins, serving as the building blocks of life, with both essential and non-essential variants for human health.