Question 163703
(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).