Why did president Lincoln change the union's goals concerning slavery during the civil war?
A. He believed confederate leaders would eventually decide to free their slaves.
B. He wanted the Union to focus on fighting for equality and human rights.
C. He was unable to win support from foreign countries that allowed slavery.
D. He wanted to punish the border states for joining the Confederacy.

b

Explanation:

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

the correct answers are: 1) lay and collect taxes and duties; 2) pay debts; 5) borrow money;   6) regulate commerce with foreign nations.

article 1, section 8. refers to the powers of congress. according to the united states constitution: “the congress shall have the power to lay and collect taxes, duties, imposts, and excises, to pay the debts and provide for the common defense and general welfare of the united states.”