Add or subtract, if possible. Assume that all variables represent non-negative values. Simplify your answer. 6
- 3
- 
A. 15x
B. 14x
C. 2x
D. 3x
Answer: B
Mathematics
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Determine the discriminant of the quadratic equation. Use the value of the discriminant to determine whether the quadratic equation has two rational solutions, two irrational solutions, one repeated real solution, or two complex solutions that are not real.4x2 + 5x = 7
A. Two complex solutions that are not real B. One repeated real solution C. Two rational solutions D. Two irrational solutions
Mathematics
Use a reference angle to find the value. sin (-120°)
A. 
B. 
C. - 
D. 
Mathematics
Solve the equation.n - 16 = -14
A. -30 B. 30 C. -2 D. 2
Mathematics
Solve the equation.3 ? 52t - 1 = 75
A. 
B. 
C. {3}
D. 
Mathematics