Question

Can Anyone Tell Me The Answer

Answer 1

Answer:

x = 20°

Step-by-step explanation:

sum of angles on a line = 180°

• so

• 40° + 4x + 3x = 180°

• 7x = 140°

• x = 20°

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Answer 2

40° + 4x + 3x = 180° (Angle on a straight line)

40° + 7x = 180°

7x = 180°-40°

7x = 140°

x = 140°/7 = 20°

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