What is the value for x and what is angle b?

1 answer:

5 0

Answer: The value of x is 6. The measure of angle B is 20 degrees.

Step-by-step explanation:

3x + 2 + 55 = 13x- 3

3x + 57 = 13x -3

-3x -3x

57 = 10x -3

+3 +3

60= 10x

x= 6

3(6) +2 = m∠B

20= m∠B

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