Write an equivalent expression using the distributive law.-7(3z + 2m)
A. -21z + 14m
B. 21z - 14m
C. -21z - 14m
D. 21z - 2m
Answer: C
Mathematics
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Factor out the greatest common factor.2m(3 - m) + 3n(3 - m)
A. No common factor (except 1) B. m(2 + 3n)(3 - 1) C. (2m - 3n)(3 - m) D. (2m + 3n)(3 - m)
Mathematics
Replace the ? with the correct symbol >, <, =.
? 
A. = B. < C. >
Mathematics
Solve the problem. Express answers relative to an x'y'-system in which the given equation has no x'y'-term.x2 + 2xy + y2 - 8x + 8y = 0; Find the coordinates of the vertex.
A. (0, 0)
B. (-2, 0)
C. 
D. (2, 0)
Mathematics
Simplify.
- 
A. 2
B. -2
C. 0
D. 1
Mathematics