Answer: 46 degrees
Step-by-step explanation: angle A plus angle B equals 90 degrees
ang A =3x+23
ang B =3x+25
3x+23+3x+25=90
-25-23 from both sides
6x=42
•1/6 to both sides
x=7
ang B = 3x+25
=21+25
ang B =46
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