Provide an appropriate response.
Solve the equation: 0.2(3.6x + 2) = 4
A. x = 0.5
B. x = 28
C. x = 5
D. x = 2.8
Answer: C
Mathematics
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Determine whether the value of 
is a solution of the inequality.
?
?
A. Yes B. No
Mathematics
A formula is given, along with values for all but one of the variables in the formula. Find the value of the variable that is not given.P = 2L + 2w; P = 18, L = 3
A. L = 6 B. w = 15 C. w = 21 D. w = 6
Mathematics
Solve the inequality. Express your answer using interval notation.8 < 2x ? 12
A. (4, 6]
B. [4, 6)
C. [-6, -4)
D. (-6, -4]
Mathematics
Find the nth, or general, term.-1, 1, -1, 1, . . .
A. -1n-1 B. (-1)n-1 C. -1n D. (-1)n
Mathematics