Translate into a system of equations. Do not solve.The sum of two numbers is -50. Five times the smaller number minus twice the larger number is -47. What are the numbers? (Let x represent the smaller number and y represent the larger number.)
A.
B.
C.
D.
Answer: C
Mathematics
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Give a verbal description of the subset of real numbers represented by the inequality, and sketch the subset on the real number line. ? 0 < x ? 8 ?
A. 0 ? x ? 8 denotes the set of positive real numbers less than or equal to 8.
B. 0 < x > 8 denotes the set of positive real numbers greater than 8.
C. 0 < x < 8 denotes the set of positive real numbers less than 8.
D. 0 < x ? 8 denotes the set of positive real numbers greater than or equal to 8.
E. 0 < x ? 8 denotes the set of positive real numbers less than or equal to 8.
Mathematics
Find the limit.
A.
B.
C.
D. Does not exist
Mathematics
Work the application and answer with a complete sentence.Sean has $65 in his checking account. After he writes a check for $222, what is new account balance?
A. His new account balance is -$157. B. His new account balance is -$287. C. His new account balance is $287 D. His new account balance is $157.
Mathematics
Factor completely. If the polynomial is prime, state so.4a3 - 9a
A. a(2a - 3)2 B. a(2a + 3)(2a - 3) C. (2a2 + 3)(2a - 3) D. a(4a + 1)(a - 9)
Mathematics