Solve the system by elimination. If the system is inconsistent or dependent, say so.2x + 12y = -60 9x + 3y = 36
A. (-6, 6)
B. (6, -6)
C. (9, -9)
D. (-3, 6)
Answer: B
Mathematics
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Use the rules for exponents to rewrite the expression and then evaluate the new expression. (-2)2(-2)3
A. -64
B. -32
C. 
D. 
Mathematics
Write a formula for the general term (the nth term) of the arithmetic sequence. Then use the formula for an to find a20, the 20th term of the sequence.a1 = 4, d = 0.8
A. an = 4n - 3.2; a20 = 76.8 B. an = 0.8n + 4; a20 = 20 C. an = 0.8n + 3.2; a20 = 19.2 D. an = 4n + 0.8; a20 = 80.8
Mathematics
Divide in the indicated base.13067 ÷ 47
A. 2247 B. 2357 C. 1347 D. 1357
Mathematics
Determine whether the given value is a solution to the given equation.Is 5.6 a solution of -0.4x = -2.24?
A. No B. Yes
Mathematics