Answer:
180
Step-by-step explanation:
for two angles to be supplementary, their sum must be equal to 180°
14.99 *3 = 44.97
44.97*1.06 =47.6682, round off to $47.67 with tax
Here are the 4 inequality signs.

---> a is less than b

---> a is less than or equal to b

---> a is greater than b

---> a is greater than or equal to b
For the second and fourth lines above, the two sides may or may not be equal.
For the first and third lines above, the two sides cannot be equal.