Respuesta :

ans:(x=6)

6x+54=90

6x=36

6x/6=36/6

x=6

aguilerapablo03

x = 6.

We know that the right angle is 90°. So:

(x + 54)° + 5x° = 90°

x° + 54° + 5x° = 90°

6x° + 54° = 90°

6x° = 90° - 54°

x = (90° - 54°)/6°

x = 36°/6°

x = 6

Then, solving for x we obtain:

5x° = 5(6)° = 30°

(x + 54)° = (6 + 54)° = 60°

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