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Solve for x and then find the measure of angle, A.
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Solve for x and then find the measure of angle, A.

Solve for x and then find the measure of angle, A.-example-1
User Onosa
by
5.5k points

1 Answer

6 votes

Answer:

x = 8

The measure of angle A = 30°

Explanation:

angle A and B are supplementary and their sum is 180°

6x - 18 + 14x + 38 = 180° add like terms

20x + 20 = 180

20x = 180 - 20

20x = 160 divide both sides by 20

x = 8 and the measure of angle A

6x - 18 ➡ 6 × 8 - 18 = 30°

User Farhana Haque
by
4.9k points
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