Add or subtract. Simplify your answer to lowest terms.
+ 
- 
A. x3 - 7x2
B. x2
C. x2 + 1
D. x2 + x - 7
Answer: C
Mathematics
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Insert the symbol < or > between the pair of numbers.3 
-9
A. < B. >
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Find the value of the missing number.
= -2
A. -8 B. 6 C. -6 D. 8
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Multiply.
A. 227,999,501 B. 228,000,000 C. 228,001,000 D. 227,999,000
Mathematics
Subtract.
- (- 
)
A. - 
B. 
C. - 
D. 
Mathematics