Elements of Algebra I Midterm Review

Solve the following equation:

|v + 8| − 5 = 2

• {−1, −15}

• {−1, −5}

• {−15, 15}

• No Solution

Solve the following equation:

|2x – 3| + 5 = 10.

• {−1, 1}

• {−1, 4}

• {−1, −4}

• {1, 4}

Solve the system:
2x + 3y = -2
3x - 2y = 23

• (5, -4)
• (-4, 5)
• (-5, 4)
• infinite solutions

Tags

CCSS.8.EE.C.8B

CCSS.HSA.REI.C.6

Solve for x and y
3x + 2y = 16
7x + y = 19

• (-2,5)
• (-2,-5)
• (2,-5)
• (2,5)

Tags

CCSS.8.EE.C.8B

CCSS.HSA.REI.C.6

The equation for tips earned for Mary at the restaurant she works is y = 13x - 5, where x represents the number of hours she has worked. How much does she earn during a 6-hour shift?

• $73

• $13

• $72

• $390

The equation for tips earned for Mary at the restaurant she works is y = 9x - 2, where x represents the number of hours she has worked. How much does she earn during a 4-hour shift?

• $36

• $34

• $72

• $38

Simplify:  $\frac{12x^5y^4}{2x^9y}$  

•  $6x^{-4}y^3$  

•  $\frac{6y^3}{x^4}$  

•  $\frac{12y^3}{2x^4}$  

•  $\frac{6x^{-4}}{y^3}$  

Tags

CCSS.HSA.APR.A.1

 $\left(\frac{-8p^{10}}{7r^3}\right)^{^2}$ 

• -64p²⁰/ 49r⁶

• 64p²⁰/ 49r⁶

• -8p²⁰/ 14r⁶

• -64p¹²/ 49r⁵

Tags

CCSS.HSA.APR.A.1

• 
• 
• 3x⁴y

• 

Tags

CCSS.HSA.APR.D.6

Simplify the following expression:

• 5
• 25
• 125
• 625

Tags

CCSS.HSN.RN.A.2