Angles A and B are "supplementary", so they add to 180 degrees, and you know that angle A is (2x + y) degrees and angle B is (x + 2y - 90) degrees. Angles B and C are equal to each other, and you know that Angle C is (6y - x ) degrees. What is the measure of angle A?

Angles A and B are "supplementary", so they add to 180 degrees, and you know that angle A is (2x + y) degrees and angle B is (x + 2y - 90) degrees. Angles B and C are equal to each other, and you know that Angle C is (6y - x ) degrees. What is the measure of angle A?

Elementary Algebra

17th Edition

ISBN:9780998625713

Author:Lynn Marecek, MaryAnne Anthony-Smith

Publisher:Lynn Marecek, MaryAnne Anthony-Smith

Chapter5: Systems Of Linear Equations

Section5.2: Solve Systems Of Equations By Substitution

Problem 5.45TI: The measure of one of the small angles of a right triangle is 2 more than 3 times the measure of the...

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