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How do you do number 10?
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3 votes
How do you do number 10?

How do you do number 10?-example-1
User Zoubiock
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1 Answer

7 votes
(3x +4) + (6x + 5) = 90*
*note that complementary = 90, supplementary = 180
9x + 9 = 90

9x = 90 - 9

9x/9 = 81/9

x = 9

hope this helps

User Pradhan
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