Algebra 1 Common Core Student Edition, Grade 8-9

(Marvins-Underground-K-12) #1
Use the table to write an equation and answer the question.


  1. The table shows the heights in inches o f trees
    a fte r t h e y h a v e b e e n p la n t e d. W h a t is th e
    h e ig h t o f a tr e e t h a t is 6 4 i n. t a l l i n it s p o t?
    Tree Height
    Height Without Pot,
    30 18
    36 24
    42 30
    48 36

  2. The table shows am ounts earned for pet
    s it t in g. H o w m u c h is e a r n e d f o r a 9 - d a y jo b?
    Pet Sitting


1 17
2 34
3 51
4 68

Refer to the drawing of houses for Exercises 25 and 26.

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□□□□□r-i□□□□□□□

Q Apply



  1. Patterns M a k e a t a b le a n d d r a w a g r a p h to s h o w t h e r e la t io n s h ip b e tw e e n th e
    num ber of houses and the num ber of windows.
    a. W h a t is th e n u m b e r o f w in d o w s i n 9 h o u s e s?
    b. If n h o u s e s h a v e k w in d o w s , w r it e a n e x p r e s s io n t o r e p r e s e n t t h e n u m b e r o f
    windows for n + 1 houses.

  2. B o b b y says t h a t a s u b d iv is io n s i m il a r t o th e o n e a b o v e h a s a t o t a l o f 2 0 2 w in d o w s.
    Is 202 a re a s o n a b le n u m b e r o f w in d o w s? E x p la in.


Tell whether the given ordered pair is a solution of the equation.


  1. y = 2x + 7; (-2 , 3) 28. -\x + 6 = y; (2, 4)

  2. Think About a Plan T h e ta b le s h o w s h o w lo n g i t ta k e s K a y la to
    le a r n n e w s o n g s. H o w m a n y h o u r s d o e s K a y la n e e d t o p r a c t ic e
    to le a rn 9 songs?

    • F r o m r o w t o r o w , h o w m u c h d o e s t h e n u m b e r o f h o u r s h
      in c re a s e? H o w m u c h d o e s th e n u m b e r o f s o n g s s in c re a s e?

    • B y h o w m a n y ro w s w o u ld y o u n e e d t o e x te n d th e t a b le to
      solve the problem?




to travel 5390 m i?


  1. y = — 1.2jc — 2. 6 ; ( 3. 5 , 6. 8 )


Kayla's Piano Practice

1.5 1
3.0 2
4.5^3
6.0^4

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Passen g er Jet Tr av el
Hours, h 1234
Miles, m 490 980 1470 1960

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