Algebra 1 Common Core Student Edition, Grade 8-9

(^1)! y

• — (^0) i*
  ■ -
  /
  •c'
  y\
  s J

3. W hat is the slope of the line at
   the right?
   CD -2

•I

CD§

CD 3

4. Tim uses th e function g = 0.05d to find how m uch
   m oney g h e n eeds for gasoline b ased o n th e n u m b e r of
   miles d he travels. W hich statem en t is true?
   CD The n u m b e r of m iles Tim travels d ep e n d s on how
   m u ch m oney h e n ee d s for gasoline.
   CD The n u m b e r of m iles Tim travels d ep e n d s o n the
   price of a gallon of gasoline.
   CED The am o u n t of m oney Tim n ee d s for gasoline
   dep en d s on the n u m b e r of m iles h e travels.
   (TT) The am o u n t of m oney Tim n ee d s for gasoline
   is constant.


5. The perim eter P of a rectangle can be found using
   the form ula P = 2(€ + w), where € represents the
   length an d w represents th e w idth. W hich equation
   represents th e w idth in term s of P and €?
   CD w = 2{P-() CD w = 2 P - i

CD u> = -P-e

6. Use th e graph at th e right. If the
   y-intercept increases by 2 an d the
   slope rem ains th e same, w h at will
   the x-intercept be?
   CD -3 CD 1
   CD -2 CD 4

y

*

— 0 X

7. The U.S. M int charges $25 for a lim ited edition coin,
   plus a $6 shipping charge. The cost c of purchasing
   n coins can be found using th e function c = 25 n + 6.
   There is a lim it of 5 coins p er purchase. W hat is a
   reasonable dom ain of th e function?
   CD {5}
   CD {1, 2, 3, 4, 5}
   C D {25, 50, 75, 100,125}
   CD {31,56,81, 106,131}


8. A financial advisor collected
   d ata on th e a m o u n t of m oney
   e a rn e d an d saved e ach year by
   p eo p le ages 20-29. The results
   are show n in th e scatter plot.
   W hich b est describes th e slope
   of th e line of b est fit?

■a • •

ai> • ••

i/irz • • •_

• QJC • •
  O

(^2) • ••••
Money Earned
CD zero
CD undefined
CD positive
CD negative

9. W hich g raph shows a line w ith slope j an d
   y-intercept —1?

Price of Tom at oes

Num ber o f Pounds

10. The graph shows the
    relationship betw een th e total
    price of tom atoes an d the
    number of pounds of tomatoes
    p urchased. W hich statem en t
    is true?
    CD The number of pounds
    d ep e n d s o n th e total price.
    CD The num ber of tom atoes
    d ep e n d s on th e total price.
    CD The total price d ep e n d s on th e n u m b e r of pounds.
    C D The n u m b e r of tom atoes d ep e n d s on the n u m b er
    of pounds.


11. A line passes th ro u g h th e p o in t (2,1) a n d has a slope
    of - §. W hat is a n eq u a tio n of th e line?
    l = - |( x - 2 )

• | ( x — 2)
  -§ (x -i)
  5 ,

CDy— i =

CD y—1 =

CDy—^2 =

CDy —2 =

Ch ap t er 5 Co m m o n Co re Cu m u lat ive St an d ard s Review^359