02-03-2021
Mathematics

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2x + 45

(Will be marked brainlist)

2x 45 Will be marked brainlist class=

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02-03-2021

Answer:

x = 45°

Step-by-step explanation:

We know that (2x + 45)° and x° are adjacent angles, so they add up to 180°.

(2x + 45) + x = 180

3x + 45 = 180

3x = 180 - 45

3x = 135

x = [tex]\frac{135}{3}[/tex]

x = 45°

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