Question

Plz.. tell by step by step​

Answer 1

Answer:

Download Socratic.

Step-by-step explanation:

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Answer 2

Step-by-step explanation:

x+65+2x-20=180

3x+45=180

3x=180-45

3x=135

x=135/3

x=45

therefore x=45

and(2×45-20)=70