Answer:
Step 1: Rewrite the first two columns of the matrix.
Step 2: Multiply diagonally downward and diagonally upward.
Step 3: Add the downward numbers together.
Step 4: Add the upward numbers together.
Step-by-step explanation:
hope this helps ;)
Answer:
B) (-2,1)
Step-by-step explanation:
The solution is where the two lines intersect, in this case at (-2,1)
Hope this helps! :)
Answer: 7238.28
Step-by-step explanation:
Answer:
(x+8) ^2=64
Step-by-step explanation:
that will give you your two solutions: x= -16 and x=0. I hope this helps!!!