Solve. Clear decimals first.7.5t + 45 = 4.5t + 27
A. 6
B. -6
C. 12
D. -12
Answer: B
Mathematics
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Provide an appropriate response.Fill in the blanks to complete the statement. y = g(x)
The equation g(x) = 0 has ____ real solution(s). The value of the discriminant of g(x) is ____ .
A. 0; negative B. 2; 0 C. 1; 0 D. 1; positive
Mathematics
Find the matrix product, if possible.
A. 
B. 
C. 
D. 
Mathematics
Decide whether the compound statement is true or false. The symbol for exclusive disjunction 
represents "one or the other is true, but not both".7 + 4 = 11 
3 + 7 = 10
A. True B. False
Mathematics
How long will it take $800 to double itself if it is invested at 5% interest compounded semiannually? Please round the answer to the nearest tenth.
A. 14.0 years B. 17.0 years C. 14.5 years D. 13.0 years E. 15.0 years
Mathematics