Algebra I CBA

Solve:
3 | 2x + 7| - 7 < -4

• x < -3 and x > -5/3

• x < -3 and x > -4

• all real numbers

• no solution

Solve:
 |x + 3| > 8

• x > 5 or x < -11

• x > 5

• all real numbers

• no solution

Reduce, or simplify

the algebraic fraction.

• x² + x + 6

• x² - x + 6

• 6 / ( x + 4 )

• 6 / ( x + 3 )

if f(x) = 3, x = ?

• x = 0

• x = 1

• x = 2

• x = 4

• x = 3

What is the distance between the two points?

• 6.3

• 6.5

• 6.7

• 16

Triangle GHI is reflected across the x-axis.  What are the coordinates of I'?

• (-2, 6)

• (2, 6)

• (-6, -2)

• (6, 2)

The scatter plot below shows the relationship between how many hours students spent studying and their score on the test. Which linear equation best describes the model shown?

• y = 15x + 40

• y = 40x + 15

• y = 3/2x +40

• y = 40x

Simplify 4^-2= 

• 1/16

• -16

• 1/4

• -42

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(2x⁷)³

• 6x²¹

• 8x²¹

• 6x¹⁰

• 8x¹⁰