Njsla Algebra Review

Solve:
y = 2x -11
-3y = -6x -15

• (-1.5,-4)

• (1.5,4)

• No solution (parallel lines)

• Infinitely many solutions

Tags

CCSS.8.EE.C.8B

4x - 2y = 7
 x + 2y = 3
What are x and y?

• x = 2, y = 2

• x = 1/2, y = 2

• x = 2, y = 1/2

• x = 2, y = -2

Tags

CCSS.8.EE.C.8B

CCSS.HSA.REI.C.6

Find the slope of the line.

• -5/4

• 5/4

• -4/5

• 4/5

Tags

CCSS.8.EE.B.5

Find the slope of the line that passes through
(-2, 8) and (0, 8)

• 0

• -2

• 2

• 1/2

Tags

CCSS.8.EE.B.5

Is the graph linear, exponential or neither?

• Linear

• Exponential

• Neither

Is the equation linear, exponential or neither?

• Linear

• Exponential

• Neither

Factor
x² + 9x - 36

• (x + 12)(x - 3)

• (x + 9)(x - 4)

• (x - 12)(x + 3)

• (x - 9)(x - 4)

The area of a rectangle is   (x² + 17x+42) ft². If its width is (x + 3) ft. What is its length?

• (x + 17) ft

• (x + 14) ft

• (x - 14) ft

• (x - 17) ft

Tags

CCSS.HSA.APR.D.6

Factor completely: 3x² - 7x + 2

• (x - 1) (3x + 2)

• (x - 2) (3x -1)

• (x - 1) (3x - 2)

• (x + 2) (3x + 1)

Factor Completely: 3x² - 4x + 1

• (4x - 1) (x + 1)

• (2x - 1) (2x + 1)

• (4x + 1) (x -1)

• (2x - 1)²