2 years ago

Help!? 20 points!!

Mathematics

1 answer:

SVETLANKA909090 [29]2 years ago

8 0

Answer:

value of x = 20°

Step-by-step explanation:

the given pair of angles are pair of co - interior angles

So, their sum = 180°

=》3x - 10° + 5x + 30° = 180°

=》8x + 20° = 180°

=》8x = 180° - 20°

=》8x = 160°

=》x = 20°

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