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Laabri

Unit 3 Review Practice

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20 Nsɛmmisa
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1.

Write the linear equation 9x - 3y = -18 in slope intercept form. Hint: solve for y

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2.

Find the x and y intercepts from the equation and graph the line:

-4x + 3y = 24

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3.

Find the x and y intercepts from the equation: (x,0) and (0,y)

-4x + 2y = 24

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4.

Graph y = 2x - 3.

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5.

Graph y = -3x + 4

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6.

Graph the linear equation:

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7.

Find the slope from the graph.

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8.

What does the x-intercept represent from the given graph?

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9.

Write the linear equation in slope intercept form if the slope is 4 and contains a point of (5,13).

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10.

Write a linear equation for the table.

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11.

Write the linear equation in slope intercept form if the line contains the points (2, 7) and (6, -1).

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12.

What functions model the following phrase: “an employee earns an hourly wage of $16 plus a $100 bonus.”

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13.

The Chess Club is fundraising by selling crossword puzzles for $5 and sudoku puzzles for $4. The club needs to raise $410. Write the standard form equation represents the situation. (ax + by = c)

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14.

Select all equations that have a steeper slope than f(x) = 2x.

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15.

Which statement is true for f(x) = 3x - 4 and g(x)= 2x + 3?

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16.

What transformation occurs from f(x) = 3x + 1 to g(x) = 3x - 2?

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17.

A tutor charges an initial fee of $50 plus a rate of $20 per hour.

Write a new equation if the tutor increased their hourly rate by $5 per hour.

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18.

What linear inequality represents the given graph?

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19.

Graph y > 2x - 1.

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20.

REVIEW: Solve the equation. 9(x - 3) = -45