Question

4. If 2x+
20
-7
10
then the value of x is​

Answer 1

Step-by-step explanation:

the question is incorrect

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Answer 2

Hey mate ♦♦♦

Here is your answer.

Sum of supplementry angles = 180°

3x - 10 + 2x + 20 = 180

5x + 10 = 180

5x = 180- 10

5x = 170

x = 170/5

_________

x = 34°