Find the point of intersection for the lines whose equations are 
and 
.
A. 
B. 
C. 
D. 
Answer: B
Mathematics
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Find the equation of the least-squares regression line. Graph the line and data points on the same graph.
A. y = 2.1 + 0.75x
B. y = 5.1 + 0.75x
C. y = 5.0 + x
D. y = 2.1 + 0.75x
Mathematics
Find the measure of each angle in the problem.
A. 20° and 30° B. 40° and 50° C. 30° and 60° D. 20° and 25°
Mathematics
Solve the problem.A house was purchased for $79,000. After 9 years the value of the house was $106,000. Express the house's value V(t) in terms of time t in years.
A. V(t) = 3000t B. V(t) = 3000t + 79,000 C. V(t) = 9t + 79,000 D. V(t) = 106,000
Mathematics
Solve.-19 - (3y + 1) = 2(y - 1) + 4y
A. -2
B. - 6
C. - 
D. - 
Mathematics