Find the real solutions, if any, of the equation. Use the quadratic formula.3x2 + 10x = - 1
A. 
B. 
C. 
D. 
Answer: D
Mathematics
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Collect like terms.2x2y - 2z2y + 7x2y + 6z2y
A. 13x2y B. 9x2y + 4z2y C. 4x2y + 9z2y D. 13z2y
Mathematics
Find the unit rate.12 inches of rain after 15 hours
A. 
in./hr
B. 
in./hr
C. 
in./hr
D. 
in./hr
Mathematics
Solve the equation.
+ 
= -2
A. ?
B. 
C. 
D. 
Mathematics
Solve the first-order linear system x? = x ? 4y, y? = x + y
What will be an ideal response?
Mathematics