Solve the system using the graphing method. -3x - 3y = -6 18x + 18y = 36 
A. {(6, 6)}
B. {(-6, -6)}
C. Infinite number of solutions
D. ?
Answer: C
Mathematics
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Use the formula for the sum of the first n terms of a geometric sequence to solve.Find the sum of the first five terms of the geometric sequence: 
, 
, 
, . . . .
A. 
B. 
C. 
D. 
Mathematics
Solve the problem.Your bank account has $84 in it when you write checks for $28, 
and $53. You then deposit 
and 
. How much is in the account? Are you overdrawn?
A. $73, no B. $-148, yes C. $20, no D. $148, no
Mathematics
Write a numerical expression for the phrase and simplify it.16 less than -7
A. -7 - 16; 23 B. -7 - 16; -23 C. 16 - (-7); 23 D. 16 - 7; 9
Mathematics
Evaluate the expression for the given replacement values.-8x; x = - 
A. - 
B. 
C. - 
D. 
Mathematics