Use the most convenient method (graphing, substitution, or elimination) to solve the system of linear equations.
A. 
B. 
C. 
D. 
E. 
Answer: D
Mathematics
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Perform the indicated operation.0.207
A. 0.1035 B. 0.001035 C. 1.035 D. 10.35
Mathematics
Solve the problem.If 6 sandwich rolls cost $1.44, how much will 26 rolls cost?
A. $10.64 B. $7.24 C. $6.24 D. $8.64
Mathematics
Solve the problem.A small business owner made $30,000 the first year he owned his store and made an additional 
over the previous year in each subsequent year. Find how much he made during his fourth year of business. Find his total earnings during the first four years. (Round to the nearest cent, if necessary.)
A. $35,730.48; $131,238.48 B. $6.48; $31,914.48 C. $196,608.00; $474,288.00 D. $122,880.00; $277,680.00
Mathematics
Solve.cos-1 (1 - 2x2) = 2 sin-1 
A. x = ± 
B. x = 
C. x = 2
D. x = -5 + 3
Mathematics