Provide an appropriate response.
Solve the system of equations using the addition method: 2x + 5y = 193x + y = 9
A.
(-2, 15)
B.

C.
(4, -3)
D.
(2, 3)
Answer: D
Mathematics
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Perform the indicated operations. Write the result using only positive exponents. Assume all variables represent nonzero real numbers.
A.
B. x12
C.
D. -x16
Mathematics
Use the square root property to solve the equation.(x + 6)2 = -98
A. {7i - 6, 7i
+ 6}
B. {-6 - 7, -6 + 7
}
C. {-6 - 7i, -6 + 7i
}
D. {6 - 7i, 6 + 7i
}
Mathematics
Solve the problem.The distance that an object falls when it is dropped is directly proportional to the square of the amount of time since it was dropped. An object falls 288 feet in 3 seconds. Find the distance the object falls in 5 seconds.
A. 15 ft B. 800 ft C. 480 ft D. 160 ft
Mathematics
Find the sum.
A. 17,379 B. 44,676 C. 16,379 D. 17,579
Mathematics