Answer:
Step-by-step explanation:
For the first problem, we can plug in the slope of 
for 
:
To solve for 
, we plug in the given point 
:
This gives us the equation:
For the second problem, we can plug in the slope of 
for :
To solve for , we plug in the given point 
:
This gives us the equation:
Mr. Dash is reimbursed $47.69.
Answer:
d=1.5
Step-by-step explanation:
1.x+4y- - 67 =-1
x+4y+67=-1
x+4y=-1-67
X+4y=-68
2.2x-y+2z=-7
2x=-7+y-2z
x=-7/2+1/2y-z
x=-7/2+1/2y-z, y€R, z€R
Warning: I don’t have the € and R
3.-x+2y- -43=5
-x+2y+43=5
-x+2y=5-43
-x+2y=-38
x-2y=38
Hope this helps!
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