Math, asked by neetugupta076, 7 months ago

25. For what value of x will the lines I and m be parallel to each other.
(7x-20)
(3x + 20)

Answers

Answered by kiratt

2

Answer:

18

Step-by-step explanation:

their sum must be 180 degree

(according to axiom that parallel angles form the sum of 180 degree)

i.e (7x-20)+(3x+20)=180degree

solve it and u will get the answer

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