After MOCk Exercise

Change the following to slope-intercept form:
5x - 5y = 25

• y = x - 5
• y = 5x - 1
• y = -x + 5
• y = 5x + 1

Tags

CCSS.8.EE.B.6

CCSS.8.F.A.3

Write the equation in slope-intercept form:
-3y + 5x = 12

• y = -4 + 5x
• y = -4 + 5/3x
• y = 4 - 5/3x
• y = 12 + 5x

Tags

CCSS.8.EE.B.6

CCSS.8.F.A.3

Solve for y:

2x − 2y < 18

• y > -x + 9

• y > x − 9

Tags

CCSS.HSA.REI.D.12

CCSS.HSA.REI.B.3

Are the points on the boundary line part of the solution set or not?

• Yes, they are part of the solution set
• No, they are NOT part of the solution set

Solve for y:

x - y ≤3

• y ≥ x − 3

• y ≤ x − 3

Which of the following equations match the given graph?

• y ≤ -3/4 x + 3
• y ≥ -3/4 x + 3
• y < -3/4 x + 3
• y > -3/4 x + 3

Tags

CCSS.HSA.REI.D.12

Find the sum.
(2x² + 5x - 7) + ( 3 - 4x² + 6x)

• 2x² + 3x +1
• -2x² - 11x -4
• 2x² + 5x -7
• -2x² + 11x -4

Tags

CCSS.HSA.APR.A.1

Find the difference. 
(3- 2x + 2x²) - (4x -5 +3x²)

• x_² + 6x + 8
• 2x² + 5x - 7
• -x² -6x + 8
• -2x² + 11x - 4

Tags

CCSS.HSA.APR.A.1

The rectangle has a length of 3x³y yards and a width of 9x²y³. What is the area? Hint: Use the formula A = L ⋅ W

• 27x⁶y³

• 27x⁵y⁴

• 3xy²

• 3y²/x

The area of a rectangle is 36x¹²y³ square yards.  If the length of the rectangle is 3x³y  yards, what is the width of the rectangle? Hint: Use the formula A = L ⋅ W

• 12x⁹y²
• 12x¹⁵y⁴
• 108x9y2
• 12x¹⁵y⁴