Algebra 1 Benchmark # 1

Four less than twice a number is six.  Which

equation represents the previous sentence?

 4 - 2n = 6

 2(n - 4) = 6

 2(4 - n) = 6

 2n - 4 = 6

Which phrase could be written algebraically as

5(x - 7)?

 

 Five more than a number minus 7

 Five times a number minus 7

 Five times seven less than a number 

 Seven less than five times a number

Julie practiced guitar for x hours.  Matt

practiced three hours more than Julie.  Hannah

practiced the guitar four times longer than

Matt.  Which expression represents the total

time they practiced the guitar?

 x + x + 3 + 4(x + 3)

 x + x + 3 + 4x

 x + 4(x + 3)

 x + 3 + 4x

What is the value of 2a - 8b - ab when a = -1

and b = -2?

-12

  12

-20

  16

What is the value of 4 - 8(3 + 2) + 6 ÷ 2?

 -23

 -32

 -39

 -33 
When x = 9, what is the value of 3x - ⅓x?
 24

 30

  0

  9

What is the value of |x - 3| when x = -5?

-8

-2

  2

  8 

The equation y = 150 + 25x shows the cost (y) to

rent a banquet hall for different numbers of

hours (x).  How much would it cost to rent the

banquet hall for a four hour party?

 $275

 $250 

 $200

 $179

The formula F = (9/5)C + 32 can be used to

convert the temperature in degrees Celsius

(℃) to the temperature in degrees Fahrenheit

(℉).  What is 20℃ in degrees Fahrenheit?

 68 degrees 

 64 degrees

 76 degrees

 72 degrees

Tyler cut a piece of 40-foot rope into 3

pieces.  The first piece is three times as long

as the second piece.  The third piece is 2

feet less than the first piece.  How long are

the pieces?

 

 6, 16, and 18 feet long 

 8, 22, and 24 feet long

 7, 19, and 21 feet long

 9, 25, and 27 feet long

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