Solve the problem.At the end of T years, the amount of money A in a savings account earning simple interest from an initial investment of P dollars at rate R is given by the formula 
Write an equivalent equation by factoring the expression 
A. A = P(P + RT)
B. A = RT(P + 1)
C. A = P(1 + RT)
D. A = P(1 + PRT)
Answer: C
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Factor out the GCF from the polynomial.36m9 - 24m7 + 84m4
A. 12m4(3m5 - 2m3 + 7) B. m4(36m5 - 24m3 + 84) C. -m4(-36m5 - 24m3 - 84) D. 12(3m9 - 2m7 + 7m4)
Solve.Michael's bank contains only nickels, dimes, and quarters. There are 59 coins in all, valued at $4.75. The number of nickels is 1 short of being three times the sum of the number of dimes and quarters together. How many dimes are in the bank?
A. 8 B. 7 C. 13 D. 44
The following graph shows the populations of the metropolitan areas of City X and City Y over six years. 
If equations of the form y = f(t) were determined that modeled either of the two graphs, then the variable t would represent 
and the variable y would represent 
.
A. City Y; City X B. year; population (in millions) C. population (in millions); year D. City X; City Y
Solve the equation. Express radicals in simplest form.-7k2 - 2 = -114
A. {-8, 8} B. {-4, 4} C. {-57} D. {4}