Simplify by removing grouping symbols and combining like terms.-3[2(6x - y ) - 2(x + 6y)]
A. -30x - 15y
B. -38x - 6y
C. -30x - 30y
D. -30x + 42y
Answer: D
Mathematics
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Solve the problem.If the resistance in an electrical circuit is held constant, the amount of current flowing through the circuit is directly proportional to the amount of voltage applied to the circuit. When 
are applied to a circuit, 
of current flow through the circuit. Find the new current if the voltage is increased to 
A. 300 mA B. 60 mA C. 325 mA D. 288 mA
Mathematics
Solve for the given letter.A = 
bh for h
A. h = 
B. h = 
C. h = 
D. h = 
Mathematics
Find the derivative of the function.
?
?
A. 
B. ?
C. ?
D. ?
Mathematics
Translate the phrase to an algebraic expression. Let x represent the unknown number.The product of -25 and the sum of a number and 39.
A. -25 + 39x B. -975x C. -25(x + 39) D. -25x + 39
Mathematics