Why was the colonial reaction to the stamp act so different as compared to the sugar act and quartering act

Explanation:

The Stamp Act, passed in 1765, was a direct tax imposed by the British Parliament on the colonies of British America. ... Because of its potential widespread application to the colonial economy, the Stamp Act was judged by the colonists to be a more dangerous assault on their rights than the Sugar Act.

b or c im pretty sure

the perimeter of a triangle is 69 cm. side a is 5 cm shorter than side b. side c is twice as long as side a. find the length of each side. i need to know how to do it in 2 equations.  

equations:

a = b-5

c = 2a

a + b + c = 69