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Need help with this questions please.

Need help with this questions please.-example-1
User Executifs
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2 Answers

1 vote

Answer:

Below

Explanation:

Angle on a straight line =180


40\° + (15x +20)\°=180\°\\\\40 \°+(15(8)+20)\° =180\°\\\\40\°+(120+20)\°=180\°\\\\40\°+140\°=180\°\\\\180\°=180\°

User Ranjeet Karki
by
4.6k points
1 vote

Answer: x=8

Explanation:

15*8 = 120 + 20 = 140

140+40 = 180 a perfect line

User David Van Brink
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5.1k points