Question

1. Find the value of x in each of the following: b) (4x - 5)° 850 c) d) х 45° 0120° (4x + 20° (2x - 10° 2x 96 20° J 25° (5x5)9 84​

Answer 1

Answer:

2nd part

4x - 5 + x = 180°

5x - 5 = 180°

5x = 185

x = 185/5

x = 37

3rd part

40° + 50° + y = 180°

90+ y = 180 °

x = 360° -90°

x = 270°

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