3(x+3/4+5-x/4-x/6)=10

3(x+3-4+5-x-4-x-6)=10

-3x/-3= -28/3

x= -28/3

a

step-by-step explanation:

b is 38 degrees.

a is 52 degrees.

this is because if b is 38 and a is 14 degrees more than b than 38+14=52 and 52+38=90 degrees. hope this .