(-3,-2) is in the shaded region
(-7,5) is not in the shaded region ( is on a dotted line which is not considered in the region)
(2,-5) is not in the shaded region (it is in the region for 1 equation but not for both equations)
(-14,6) is in the shaded region
Answer:
Sub in the numbers given to x, y, z and use calculator to solve
AB and CD are interesting lines
Therefore, the angles formed will be equal (vertically opposite angles).
Hence,

Now,





That means our price markup is $67.00-$50.00=$17.00
Answer:
Step-by-step explanation:
Given 3x-4y=65
Y=4
So 3x-4×4=65
3x-16=65
3x=65+16
X=81/3
X=27
So value of X is 27