Indicate what must be done to each side of the equation in order to isolate the variable.-7x = 1
A. Multiply by - 
B. Divide by 1
C. Divide by -7
D. Divide by 7
Answer: C
Mathematics
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Add. -1 + 4
A. -3 B. -5 C. 3 D. 5
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Graph the region described by the inequality.x - y > -3
A. 
B. 
C. 
D. 
Mathematics
Use roster notation to write the set.The set of natural numbers that are multiples of 3
A. {3, 9, 27, . . . } B. {3, 6, 9, . . . } C. {1, 2, 3, . . . } D. {3, 6, 12, . . . }
Mathematics
Perform the indicated operation and write the answer in lowest terms. - 
- 
A. - 
B. - 
C. - 
D. 
Mathematics