2.1 Compare Your Answers 1
Completion requirements
Compare your answers.
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For the linear function y = 5x − 2,
- Complete the table of values.
- Label the axes on the Cartesian coordinate plane.
- Plot the points from the table of values on the Cartesian coordinate plane.
- Connect the ordered pairs (points) in a line, using a straight edge.
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| x (input) | y (output) | (x, y) |
|---|---|---|
|
−2
|
y = 5 (−2 ) − 2 = −12
|
(−2, −12)
|
|
−7 = 5(x) − 2
−5 = 5x −1 = x −1 |
−7
|
(−1, −7)
|
|
0
|
y = 5 (0) − 2 = ?2
|
(0, −2)
|
|
1
|
y = 5 (1) − 2 = 3
|
(1, 3)
|
|
8 = 5(x) − 2
10 = 5x 2 = x 2 |
8
|
(2, 8)
|
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