itzzzzjazzy itzzzzjazzy
  • 16-12-2020
  • Mathematics
contestada

Can someone help me answer this

Can someone help me answer this class=

Respuesta :

KurdishPotato
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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