Without Graphing, Decide:
(A) Are the Graphs of the Equations $\left\{ \begin{aligned}y - 5 x & = 4 \\5 y & = 25 x + 20\end{aligned} \right.$

question 9

Multiple Choice

Without graphing, decide:
(a) Are the graphs of the equations are identical lines, parallel lines, or lines intersecting at a single point?
(b) How many solutions does the system have?
- $\left\{ \begin{aligned}y - 5 x & = 4 \\5 y & = 25 x + 20\end{aligned} \right.$

• A) lines intersecting at a single point; one solution
• B) parallel lines; no solution
• C) identical lines; infinite number of solutions

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Definitions:

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Chemical processes that occur within living organisms to maintain life, involving substances like enzymes and hormones in metabolic pathways.

Waxy Cell Wall

A characteristic feature of certain organisms, such as bacteria of the genus Mycobacterium, that makes them resistant to certain types of chemical and biological attacks.

Rocky Mountain

A region in North America extending from northern Canada to New Mexico, known for its majestic landscapes and rugged mountains.