Answer:
0
Step-by-step explanation:
to find slope, you can use the formula y2 - y1 / x2 - x1
in this case (-4 - (-4)) / (-11 - (-7))
0/-4
slope is 0 which means that the line has a constant x or y (in this case y) so the line ends up looking like --------- instead of _—*
Step-by-step explanation:
The answer is mentioned above.
25% = 0.25 = 25/100 = 1/4 in simplest form
Solving
by completing the square method we get 
Step-by-step explanation:
We need to solve by completing the square method.
We are given: 
The Completing square method is: (a+b)^2 = a^2+2ab+b^2
Solving:

Solving
by completing the square method we get 
Keywords: completing the square method.
Learn more about completing the square method at:
#learnwithBrainly
Answer:
1.99
Example:
Increase 10 by 99%. 99% of 10 is 9.9 so increased value would be 10 + 9.9 = 19.9
10 x 1.99 = 19.9 ... same answer
Step-by-step explanation: