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HELP PLEASE
Which best represents an equation to solve for x?
3x = 75
3x +75 = 90
3x + 75 + 90 = 180
3x + 75 +90 = 360

HELP PLEASE Which best represents an equation to solve for x 3x 75 3x 75 90 3x 75 90 180 3x 75 90 360 class=

Respuesta :

kritika3375

Answer:

3x + 75 + 90 = 180

x = 5°

Step-by-step explanation:

3x + 75° + 90° = 180°( being sum of angles of triangle)

3x = 180° - 75°- 90°

3x = 15°

x = 15° / 3

x = 5°

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