Question

2 X + X + 90° is equal to 180 degrees ​

Answer 1

Answer =  x = 30 degree

Step-by-step explanation:

2x + x + 90 = 180

3x = 180-90

3x = 90

x = 30 ans

Answer 2

Answer:

2x + x + 90 = 180

3x +90 =180

3x =180 - 90

3x = 90

x = 90 ÷ 3

x = 30

Step-by-step explanation:

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now if you want to prove that 2 X + X + 90 degrees equal to 180 degree you can substitute the value of x in the equation that you are given to me which is 2 x + X + 90 degree e equals to 180 degree and you will see that 180 degree on the left hand side will be equal to the 180 degree on the right hand side hope you like my answer please please please follow me and also mark me as the brainliest and also say thank you bye-bye