Solve.Seven times the sum of -63 and a number amounts to 84. Find the number.
A. -51
B. 21
C. 3
D. 75
Answer: D
Mathematics
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Multiply and simplify. Assume that all variables in a radicand represent positive real numbers. ?
A. xy
B. 3x2y2
C. 3xy2
D. 3xy
Mathematics
Solve the radical equation. Check all proposed solutions. =
+ 1
A. x = - ,
B. x = , 2
C. x =
D. no solution
Mathematics
Multiply.(11.44)(0.0032)
A. 0.136608 B. 0.036608 C. 0.026608 D. 0.046608
Mathematics
Write the number as a mixed numeral. Do not simplify.-11.0665
A.
B.
C.
D.
Mathematics