Spiral Review #11-Alg Essentials

What is the first step to solve this equation:

- 3x -11 = 44

• Add 3 to both sides

• Subtract 11 from both sides

• Add 11 to both sides

• Divide 3 on both sides.

Tags

CCSS.7.EE.B.4A

Solve for k:

38 + 7k = 8(k + 4)

• k = 6

• k = 8

• k = -6

• k = 1

What kind of number is -3?

• rational
• irrational
• whole
• natural

What kind of number is   π   ?

• rational
• irrational
• whole
• integer

Is 3.74 a rational number?

• yes
• no

Tags

CCSS.7.NS.A.2D

CCSS.8.NS.A.1

Write the equation that best matches the graph shown.

• y = 4x
• y = 4x - 3
• y = 4/3 x + 4
• y = 4/3 x - 3

Tags

CCSS.8.F.B.4

CCSS.HSF.LE.A.2

Jenny writes the equation y = 1/2x +5.
Why is she incorrect?

• The slope is -2, the equation should be
  y = -2x + 5
• The y-intercept is 4, the equation should be y = -2x + 4
• The slope is -1/2, the equation should be
   y = -1/2x + 5
• The y-intercept is -5, the equation should be y = -2x - 5

Tags

CCSS.8.F.B.4

CCSS.HSF.LE.A.2

Write the equation in slope intercept form.

• y = 2x + 3
• y = 3x + 2
• y = 2x - 1
• y = idk

Which equation matches the table?

• y = x + 5
• y = 5x
• y = x - 5
• x = y - 5

Tags

CCSS.6.EE.C.9

Which equation matches the table?

• y = x 
• y = 5x
• y = x - 4
• y = x + 4

Tags

CCSS.6.EE.C.9