Answer :

Answer:

x = 22⁰

Step-by-step explanation:

From the attached diagram,

< AOB = 2x - 3 (Alternate angles)

Therefore,

2x - 3 + 6x + 7 = 180⁰ (straight angles)

8x + 4 = 180

8x = 180 - 4

8x = 176 Divide both sides by 8

x = 176 / 8

x = 22⁰

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