algebra 1 spring midterm

Josh is thinking of two numbers.  Their sum is -10 and their difference is -2.  Which system of equations represents the situation?

• x - y = -10
  x + y = -2
• x = -2 
  y = 5
• x + y = -2
  x - y = -10
• x + y = -10
  x - y = -2

Tags

CCSS.HSA.CED.A.3

The difference of a and b is 3. The sum of the variables is 13. Find the numbers.

• a = 7
  b = 10
• a = 8
  b = 5
• a = 10
  b = 13

Tags

CCSS.8.EE.C.8B

CCSS.HSA.REI.C.6

(2²y³)⁵

• 2⁷y⁸
• 256y⁸
• 1024y¹⁵
• None

Tags

CCSS.8.EE.A.1

(5³x²y⁴)⁰

• 5xy
• 1
• 0
• 5

Tags

CCSS.8.EE.A.1

Evaluate the expression using the quotient rule.

• 2¹⁴ z¹³
• 2²/z⁷
• 2¹⁴/ z⁷
• 2² z⁷

Tags

CCSS.8.EE.A.1

• 2a²b⁶
• 1/2a²b⁶
• b⁶/2a²
• 2b⁶/a²

Tags

CCSS.HSA.APR.A.1

x^-3

• 1/x³
• 1/x^-3
• 3x
• 1/3x

Tags

CCSS.8.EE.A.1

Which expression is equivalent to  

• (a⁶c⁶)/b3
• 0
• 1
• a⁵b³c³

Tags

CCSS.HSA.APR.A.1

Make this negative exponent positive.
9^-3

• 9³
• 1/9^-3
• 1/9³
• 729

Tags

CCSS.HSA.APR.A.1

(34x⁵y⁶z^-7)⁰

• 34x⁵y⁶ / z⁷
• 34x⁵y⁶ / x^-7
• 0
• 1

Tags

CCSS.HSA.SSE.A.1

CCSS.HSA.SSE.B.3