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3.2 geometry worksheet

3.2 geometry worksheet-example-1

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Answer:

Explanation:

5)

21x + 4 = 22x - 2

6 = x

6)

x + 72 + x + 132 = 180

2x + 204 = 180

2x = -24

x = -12

7)

22x + 2 = 90

22x = 88

x = 4

8)

12x + 10 = 13x + 3

7 = x

9)

17x = 16x + 5

x = 5

17(5) = 85°

10)

20x = 21x - 6

-x = -6

x = 6

20(6) = 120º

hope this helps <3

User Dchakarov
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