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39 votes
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For what value of x is line a parallel to line b?
Enter your answer in the box.
X =
a
b
(5x + 15)°
115°
65°

Calculator For what value of x is line a parallel to line b? Enter your answer in-example-1
User Ciel
by
3.0k points

1 Answer

16 votes
16 votes

Answer: 20

Step-by-step explanation:

If the corresponding angles 5x+15 and 115 are congruent, then line 'a' is parallel to line 'b'.

5x+15 = 115

5x = 115-15

5x = 100

x = 100/5

x = 20

User Nielk
by
3.4k points