Solve.A population is growing at a rate proportional to its size. If the population is 126,000 initially and 183,000 after 12 years, what will the population be after 21 years?
A. 232,425
B. 251,794
C. 242,109
D. 2138
Answer: C
Mathematics
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Find an equation for the circle.Center at (5, -7), radius of length 
A. (x - 5)2 + (y + 7)2 = 
B. (x + 5)2 - (y + 7)2 = 25
C. (x + 5)2 + (y - 7)2 = 
D. (x - 5)2 + (y - 7)2 = 
Mathematics
Find the quotient.35 ÷ (-7)
A. -5
B. -350
C. - 
D. 5
Mathematics
Determine whether the two lines are parallel, perpendicular, or neither parallel nor perpendicular. 4x - 6y = -13 36x + 9y = -4
A. Parallel B. Perpendicular C. Neither
Mathematics
Combine like terms.
s - 
t - 
s + 
t
A. 
s - 
t - 
B. 
s - 
t + 
C. 
s - 
t
D. 
s - 
t
Mathematics