Questions on Algebra: Linear Algebra (NOT Linear Equations) answered by real tutors!

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Question 163703This question is from textbook algebra and trigonometry
: It costs Ave Electronics Company $1900 to manufacture to 10 VCRs and $2200 to manufacture 16 VCRs. At this rate, what would be the cost of manufacturing 25 VCRS?This question is from textbook algebra and trigonometry
: It costs Ave Electronics Company $1900 to manufacture to 10 VCRs and $2200 to manufacture 16 VCRs. At this rate, what would be the cost of manufacturing 25 VCRS?
Answer by checkley77(3848) About Me  (Show Source):
You can put this solution on YOUR website!
(10,1900) & (16,2200)
slope of this rate is:
(2200-1900)/(16-10)
300/6=50
[Y=mX+b]
2200=50*10+b
2200=500+b
b=2200-500
b=1700
y=50x+1700 (red line)
y=50*25+1700
y=1250+1700
y=$2,950 would be the cost to manufacture 25 VCRs.
graph( 300, 200, -50, 35, -1000, 3500, 50x +1700) (graph 300x200 pixels, x from -50 to 35, y from -1000 to 3500, 50x +1700).