Class
Name
Date
Practice
7-10
Form K
Divide-
LA? -2y)*y
2. (aa
+ld -z&1+ d
3.(sd
-tsf1+s{
4. (6? + 8t + L0) +2t
s. (zqs
- rzd + gd) + 6qz
6. (9k4
- DE) + zE
7.(-lgwa +48w3 -24y1)+6wz
8.(4n6 -52n4 +36rh+(4n3)
9.(i +9n+20)+(n+4)
10.G+6y+s)+(y+5)
fi.
(h2
-
sh
- 14) + (h+ 2)
12.
13.(2m2-5m-3)+(2m+1)
15. (Scz
-
Q&
- Itzd- 96) + (d- 8)
14.(61+43r-40)+(6r-5)
(k-6)
15.(tt -36)+
125) + (c + 5)
4l - 2*,the
17. Find the height of a frapezoid if the area of the trapezoid is
one base is 3x + 1, and the length of the other base is x - 3.
Qfint:The height of a tapezoid equals
#ffi,
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Copydghi
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by Pearson Education, lnc., or its affiliates. All Rights Reserved.
length
of
Class_
Name
PraCtiCe
7-10
Date
Form K
(continued)
Divide.
18.
(9
+ 59x
zo.(Zpz +3p
-
-
28) +
44)
*
(9x-
(p
-
4)
19.
4)
(ll/
+
21. Oaj'z
2Iv - 2) + (v + 2)
+%j -
70) + (107- 7)
23.O0h2-Bh+5)+Qh-l)
22.(6d+7a-3)+(3a-l)
I
-
24. The area of a rectangle is
- 2x I 5 and the length of the rectangle is to
a. Find the width of the rectangle.
b. Find the area ofthe rectangle
25. Reasoning If x
-
2 is afactor
r
+ 3.
ifthe width is 6 ft.
ofl
*
3x
* k,whatis
the value of &?
26. Open-Ended Write a monomial and a finomial such that the monomial is a
factor of the trinomial. Explain how you know that the monomial is a factor of
the hinomial.
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