keke2248 keke2248

23-02-2019
Mathematics

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I need help with 4 5 7 8 and 10 ASAP!!

I need help with 4 5 7 8 and 10 ASAP class=

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abrundage377 abrundage377

23-02-2019

Step-by-step explanation:

4.) B. 30 Vertical angles are equal.

3x+20=4x-10

3x+20=4x-10

-4x -4x (SUBTRACT 4X TO ISOLATE THE "X" VARIABLE)

-------------------

-1x+20=-10

-20 -20

------------------

-1×-1x=-30×-1

x=30

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