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Angle ABC is a straight angle. Solve for x. AB (3x-7) BC (7x-13)

Angle ABC is a straight angle. Solve for x. AB (3x-7) BC (7x-13)
asked 134k views
5 votes
Angle ABC is a straight angle. Solve for x. AB (3x-7) BC (7x-13)

asked
User Frozenjim
by
7.7k points

1 Answer

7 votes
A straight angle means it equals 180 degrees.
3x - 7 + 7x - 13 = 180
10x - 20 = 180
10x = 200
x = 20
answered
User Bjorn Thor Jonsson
by
8.4k points
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