Question

Find x and and the measure of angle B

Answer 1

119°

Explanation:

(9x + 2)° + (5x - 4)° = 180°

14x - 2 = 180

14x = 182

x = 13

m∠B = [9(13) + 2]° = 119°

Answer 2

x= 13; B= 119

Explanation:

9x+2= 180-(5x-4)

=> x= 13

=> B= 9 x 13 + 2= 119