Solve the system of equations by substitution, if a solution exists.
A. x = 0, y = 5
B. No Solution
C. x = 0, y = 4
D. x = -1, y = 5
Answer: C
Mathematics
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Simplify the expressions. Make all exponents positive.(-2x2)3
A. -8x5 B. 8x6 C. -2x6 D. -8x6
Mathematics
Solve the problem. Round to two decimal places if needed.A sector of a circle has an area of 94 square feet. Find the central angle (in radians) that forms the sector if the radius is 8 feet.
A. 1.47 radians B. 2.94 radians C. 3008 radians D. 6016 radians
Mathematics
Simplify.
+ 
A. 
B. 
C. 
D. 
Mathematics
Perform the indicated operations and simplify the result. Leave the answer in factored form.
A. 
B. 
C. 7
D. x2 + 7
Mathematics