Translate the sentence to an equation and then solve.If 4 times a number is added to -9, the result is equal to 13 times the number.
A. 4x + (-9) = 13x; -1
B. 13(4x - 9) = -9; -1
C. 4x + 9x = 13; 1
D. 4x - (-9) = 13x; 1
Answer: A
Mathematics
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Use the distributive property to multiply. Then, if possible, simplify the resulting expression.3(7 + m)
A. 21m B. 21 + m C. 21 + 7m D. 21 + 3m
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First, round the mixed numbers to the nearest whole number and estimate the answer. Then find the exact answer and write it in simplest form.14
- 4
A. 9
B. 9
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Add or subtract.
+ 
A. - 
B. - 
C. - 
D. - 
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