Question

∠A=5x−18
∘
start color #11accd, angle, A, equals, 5, x, minus, 18, degrees, end color #11accd \qquad \green{\angle B=3x + 42^\circ}∠B=3x+42

Answer 1

Answer:

A = 132 degrees

Step-by-step explanation:

Look at attachment:

Hope this helps! :)