Question

Find the value of x.
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Answer 1

Answer:

x=10

Step-by-step explanation:

7x+6x=130

13x=130

x=130/13

x= 10

hope it helps you

Answer 2

Answer:

X = 10

Step-by-step explanation:

<DBA + <ABC= 180°

130° + <ABC =180°

<ABC= 50°

In ∆ ABC

<ABC + <ACB + < BAC= 180°

50° + 6x +7x =180°

6x + 7x =130°

13x =130°

x= 130°\13

x= 10

Hope it will help you