Solve the equation.5(x + 6) - (5x + 30) = 0
A. {all real numbers}
B. {6}
C. ?
D. {0}
Answer: A
Mathematics
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Solve the equation.
x + 
= 
x
A. -12 B. 8 C. -8 D. 12
Mathematics
Find the center of mass of a thin plate of constant density covering the given region.The region bounded by the parabola x = y2 and the line x = 1
A. 
= 0, 
= 
B. 
= 
, 
= 0
C. 
= 
, 
= 0
D. 
= 1, 
= 0
Mathematics
Find an equation for the line that passes through the given point and satisfies the given conditions.P = (9, 12); parallel to v = 6i - 2j
A. 6x - 2y = 40
B. 6x - 2y = 30
C. y - 12 = 
(x - 6)
D. -2x - 6y = -90
Mathematics
Solve the inequality. Give answer in interval notation.x4 - 3x3 - 62x2 + 120x + 448 ? 0
A. [-7, -2] ? [4, 8] B. [-7, 8] C. (-7, -2) ? [4, 8] D. [-7, -2] ? (4, 8)
Mathematics