Graph: x + y = 51. Solve for y.

2. Make an X|Y chart.

3. Graph

Graph: x – 3 = y1. Solve for y.

2. Make an X|Y chart.

3. Graph

Graph: y= 2x + 31. Solve for y.

2. Make an X|Y chart.

3. Graph

Graph: 3x – 2y = 61. Solve for y.

2. Make an X|Y chart.

3. Graph

Graph: x = 41. Solve for y.

2. Make an X|Y chart.

3. Graph

Graph: y = -31. Solve for y.

2. Make an X|Y chart.

3. Graph

You can check these on the graphing calculator.

Press y = and type in the equation.

Press Zoom Fit to look at equation.

Press 2nd Graph (Table) to see the x|y chart.

Finding intercepts.X- intercept: set y = 0

Y- intercept: set x = 0

6 2 24

6 2(0) 24

6 24

4

(4,0)

x y

x

x

x

X-intercept:

6 2 24

6(0) 2 24

2 24

12

(0,12)

x y

y

y

y

y-intercept:

Find intercepts & graph.

3 4 12x y

Find intercepts & graph.

30 15 60x y

HomeworkWorksheet (3A, 3B)