Determine if the given integer value for the variable is a solution to the equation.-2(x + 9) + 4x = 4(x - 9) + 6; 6
A. solution
B. not a solution
Answer: A
Mathematics
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Write a positive or negative fraction to describe the situation.Due to the rain, the grass grew 
in. last week.
A. 
B. - 
C. 
D. - 
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Write the Chinese numeral as a Hindu-Arabic numeral.
A. 20 B. 2000 C. 26 D. 200
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Express the solution set of the inequality in interval notation.x ? 7
A. (-?, 7] B. (-?, 7) C. [7, ?) D. (7, ?)
Mathematics
Multiply and simplify.
? 
A. 1
B. 
C. -1
D. 0
Mathematics