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16-12-2020
Mathematics

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Can someone help me answer this

Can someone help me answer this class=

Respuesta :

KurdishPotato KurdishPotato

04-01-2021

Answer:

x = 9

Step-by-step explanation:

56 + 3x + 7 = 90° because these angles are complementary

3x + 63 = 90 subtract 63 from both sides

3x = 27 divide both sides by 3

x = 9

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