11.2 Graphing Linear Equations

Why the solutions of a two-variable equation form a straight line, drawing it from a table of plotted points, and the special cases of vertical and horizontal lines.

Prealgebra 2e, 11.2 Graphing Linear Equations

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4 exercises

11.2 Exercise 1

Before you get started, take this readiness quiz.

Evaluate: $3 x + 2$ when $x = −1 .$
If you missed this problem, review the reference.

2.5

11.2 Exercise 2

Solve the formula: $5 x + 2 y = 20$ for $y .$
If you missed this problem, review the reference.

2.5

11.2 Exercise 3

Simplify: $\frac{3}{8} \left(−24\right) .$
If you missed this problem, review the reference.

2.5

11.2 Exercise 103

Explain how you would choose three $x -\text{values}$ to make a table to graph the line $y = \frac{1}{5} x - 2 .$

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