Use Cramer's Rule (if applicable) to solve the system of equations.
A. {(0, 1)}
B. {(0, 2)}
C. {(-1, 2)}
D. ?
Answer: A
Mathematics
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Factor out the greatest common factor.t(2 - m) + s(2 - m)
A. (t + s)(2 - m) B. (t - s)(2 - m) C. No common factor (except 1) D. t(2 - m) + s
Mathematics
Solve.The drawing for a rectangular room is 
in. wide by 
in long. If the room is actually 124 feet long, find the actual width of the room to the nearest tenth of a foot.
A. 196.7 feet B. 213.0 feet C. 73.370 feet D. 72.8 feet
Mathematics
Perform the indicated operation.(5m2n4)(2m3n2)
A. 10m5n6 B. 10mn6 C. 10mn5 D. 10m5n
Mathematics
Find two equivalent expressions for the opposite of the polynomial.2x2 + 8x - 3
A. -(2x2 + 8x - 3); -2x2 - 8x + 3 B. -(2x2 + 8x - 3); 2x2 - 8x + 3 C. -(2x2 + 8x - 3); -2x2 + 8x + 3 D. -(2x2 + 8x - 3); -2x2 - 8x - 3
Mathematics