Anita is solving the equation x - 15 = 38. The first step of her work is shown below. X - 15 = 38
X - 15
38
Choose the answer that correctly finishes this step (in other words, fill in the blanks).
- 15 in both blanks
+ 38 in both blanks
+ 15 in both blanks
- 38 in both blanks

c

c

c

c

c

c

c

cc

c

step-by-step explanation:

option (b) is correct

step-by-step explanation:

to find the solution of this system, we need to convert it into reduced row-echelon form. we have,

after applying row operations r2 -> r2/2 and r3 -> r3/3, we get,

the battle of gettysburg is considered the "high water mark" of the confederacy because it marked the greatest advance of the confederate forces against the union.