Solve the equation. First simplify the expression by combining like terms.4.9x - 7.9 - 6.5x = -1.6x - 7.9
A. { 1 }
B. { 0 }
C. { -1.6 }
D. { -1 }
Answer: B
Mathematics
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at (u, v) = (3, 1) for the function z = xy - y2; x = u - v, y = uv.
A. -1 B. 4 C. 5 D. 2
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Combine the following, if possible.
+ 7
+ 5
A. 12x
B. 61x
C. 61x
D. 12x
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Find all real numbers that satisfy the equation.sin x = 1
A. 
B. {x|x = ? + 2k?}
C. {x|x = 0 + 2k?}
D. 
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Graph the given inequality.x ? 2
A. 
B. 
C. 
D. 
Mathematics