Algebra 1 Common Core Student Edition, Grade 8-9

3. W hat is the solution of - 3 0 c

CD -7

6 = - 9 c - 3?

CD — 13

CD 7 CCD (^43)

4. Jim uses 3 cups of peaches to yield 4 jars of p each jam.
   He also m akes straw berry-peach jam. He uses equal
   am ounts of straw berries an d peaches. How m any
   cups of straw berries does Jim n e e d to yield 10 jars
   of strawberry-peach jam?
   CBD 7 ^ c

CD 9c

CD 3|c

©^c

5. 
   

   A m odel car kit is built to a scale of 1:32. The length
   of the actual car is 416 cm. W hat is th e length of the
   model car?
   C D 384 cm C D 13 cm
   CD 133 cm CD 7 cm

   
   


6. 
   

   Sabrina's car has traveled 28,000 mi. If she drives 36 m i
   each day, w hich eq u a tio n can be u sed to find th e total
   number of miles m Sabrina’s car will have traveled
   after she drives it for d days?
   CD d = 36m + 28,000
   CD m = 3 6 d + 28,000
   CD ra + 36d = 28,000
   CD d = 28,000m + 36

   
   


7. 
   

   W hich o peration should b e done first to simplify the
   expression 12 + 6 • 3 — (35 — 14 -j- 7)?
   CD 12 + 6 C D 35 - 14
   CD 6 • 3 C D 14 + 7

   
   


8. 
   

   Erica is m aking feathered caps for h er school play.
   Each cap m ust have 3 feathers. W hich equation
   represents th e n u m b e r of f e a th e r s / Erica n eed s to
   make c caps?
   CD c = 3 f
   CD f= 3c

   
   

CD c = / + 3

CD f= c+3

9. Use th e diagram below, w hich shows sim ilar triangles
   form ed by th e shadow s of a p erso n an d a tree.

W hat is th e approxim ate h eight of th e tree?

CD 4 ft CD 12 ft

CD 9 ft CD 105 ft

10. In the expression 4ab + 5a — 3c, w h at is the
    coefficient of th e term 4ab?
    CD a
    CD b

CD 4

CD 4 ab

11. The p erim e te r P of a rectangle w ith length t and width
    w can b e re p resen te d by the eq u a tio n P = 2€ + 2w.
    W hich expression rep resen ts th e w idth in relation to
    the P a n d €?

CD P~ (^2) €
p-e
CD \p-2£
P- 2t

12. The equation t = 4c rep resen ts th e n u m b e r of tires
    t f o r c cars. W hich graph correcdy displays this
    relationship?
    CD

X!<D

E

t

1 z

/

o /

/r

/ c

(^0) <
CD
<u
E 3
t /
1 L
nJ /
£ /f
J /
/ C
(^0) \■
Number of Cars Number of Cars
CD
_QQ)
E
it /
1 L
nJ /
£
1 /
/ c
0 1
CD
_Qo»
E 3
t
\ L
nJ
a
i~>
c
ol! 1
Number of Cars Number of Cars
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