The table of values gives two points that lie on a line. Use the points to find the slope and y-intercept of the line. Then use these values to write an equation of the line in slope-intercept form. 
A. y = 
x - 
B. y = - 
x - 
C. y = 
x + 
D. y = - 
x + 
Answer: B
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Suppose 
is a linear function of 
. The slope is 2.44. A decrease of 7 units in 
causes what change in
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Provide an appropriate response.In a graduated payments mortgage, the payments 
, while in an adjustable-rate mortgage, the rates 
.
A. become larger, may change up or down B. become smaller, may change up or down C. become smaller, likely will go up D. become larger, likely will go down
Find the maturity value and the amount of simple interest earned. Round to the nearest cent.$8120 at 4.5% for 11 months
A. $8457.76; $337.76 B. $8454.95; $334.95 C. $8485.40; $365.40 D. $8424.50; $304.50
Write an equation that expresses the relationship. Use k as the constant of variation.The intensity I of light varies inversely as the square of the distance D from the source. If the intensity of illumination on a screen 72 ft from a light is 3.2 foot-candles, find the intensity on a screen 90 ft from the light.
A. 2.56 foot-candles B. 4 foot-candles C. 2.048 foot-candles D. 5 foot-candles