Multiply.(x - 1)(5x + 3)
A. 5x2 - 3x - 2
B. 5x2 - 3x - 3
C. 5x2 - 2x - 3
D. x2 - 2x - 2
Answer: C
Mathematics
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The argument has a true conclusion. Identify the argument as valid or invalid.Rational numbers are real numbers.Integers are rational numbers. Integers are real numbers.
A. Valid B. Invalid
Mathematics
Graph the system of inequalities.x ? 0y ? 0x2 + y2 ? 9y + x ? -5
A. 
B. 
C. 
D. 
Mathematics
Solve the equation.5t - 4t = -16
A. -15 B. -16 C. -12 D. 16
Mathematics
Find an equation for the line. Write the equation in standard form.Through the origin and (7, -8)
A. 8x - 7y = 0 B. 7x + 8y = 0 C. 8x + 7y = 0 D. -8x + 7y = 0
Mathematics