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А — 7х + 40° B = 3х - 112 °
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22 votes
А — 7х + 40°
B = 3х - 112 °

А — 7х + 40° B = 3х - 112 °-example-1
User Jonathan Pitre
by
4.7k points

1 Answer

9 votes

Answer:

x=18°

Explanation:

A=B since they are corresponding angles of a pair of parallel lines.

7x+40=3x+112

4x=72

x=18°

User Mukul
by
4.3k points
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