Find the inverse of the function.f(x) = 
x + 7
A. f-1(x) = 
x + 5
B. f-1(x) = 5x - 35
C. f-1(x) = 
x - 7
D. f-1(x) = 5x + 35
Answer: B
Mathematics
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Use the substitution method or the elimination method to solve the system. If the system has infinitely many solutions, express the ordered pair in terms of x or y.7x - 4y = 321x - 12y = 12
A. (3, 12)
B. (3, 4)
C. no solution
D. 
Mathematics
is an example of the __________ property of addition.
Fill in the blank(s) with the appropriate word(s).
Mathematics
State using percents.A dart player made 74 bull's eyes out of 100 attempted throws. What percent of the throws were NOT bull's eyes?
A. 
%
B. 74%
C. 
%
D. 26%
Mathematics
Factor the four-term polynomial by grouping.3xy - 9x + 7y - 21
A. (3x - 3)(y + 7) B. (3x + y)(7y - 3) C. (3x + 7)(y - 3) D. (3x + 7y)(y - 3)
Mathematics