Perform the indicated division or state that the expression is undefined.-70 ÷ (-5)
A. 14
B. 4
C. -4
D. -14
Answer: A
Mathematics
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Simplify the expression. Express the answer so that only positive exponents occur. Assume that all variables are positive.(9k2m-4)1/2
A. 
B. 
C. 2km2
D. 3km2
Mathematics
Solving the following equation will require you to use the quadratic formula. Solve the equation for ? between 0° and 360°, and round your answers to the nearest tenth of a degree.
?
?
A. 201.5°, 338.5° B. 202.1°, 337.9° C. 201.9°, 338.1° D. 200.7°, 339.3° E. 201.7°, 338.3°
Mathematics
Identify as an equation or an expression.
- 
+ 5
A. Equation B. Expression
Mathematics
Solve the system by substitution.10x - 4y = 310x + 4y = 3
A. ?
B. 
C. 
D. 
Mathematics