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22-04-2020
Mathematics

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Help geometry question

Help geometry question class=

Respuesta :

A113Pixar A113Pixar

22-04-2020

Answer:

1. x = 12

2. x = 18

Step-by-step explanation:

1. Angle ABD + angle CBD = 180 degrees

(4x+6) + (11x-6) = 180

4x + 6 + 11x - 6 = 180

4x + 11x = 180

15x = 180

x = 12

2. 2x + 3x = 90

5x = 90

x = 18

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