Solve. 7m = 21
A) m = 3
B) m = 28
C) m = 14
D) m = 147
E) m = 4
A) m = 3
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Solve the problem.Elaine had 36 buttons. Her grandmother donated 9 cards of buttons to the collection. Elaine sorted the buttons into 9 piles, putting 9 buttons in each pile. How many buttons were on each card from Elaine's grandmother?
A. 5 buttons B. 76 buttons C. 79 buttons D. 34 buttons
Use the state income tax rate given to find the state withholding tax for the following employee. Round to the nearest cent. 
A. $72.87 B. $728.73 C. $1.53 D. $7,287.26
If possible, evaluate the expression by hand. If not, approximate the answer to the nearest hundredth.130
A. 13 B. 0 C. -1 D. 1
Solve the exponential equation. Use a calculator to obtain a decimal approximation, correct to two decimal places, for the solution.2(2x - 1) = 19
A. {0.35} B. {1.62} C. {2.63} D. {5.25}