Write the following statement as an equation:
A number (call it $n$n) minus seven equals nine.
Write the following statement as an equation:
A number (call it $n$n) multiplied by two gives you eight.
Write the following statement as an equation, where $x$x represents the number.
"thirty two is equal to sixteen decreased by four times the number."
Write the following statement as an equation, where $x$x represents the number.
"six more than twice a number is equal to $20\frac{1}{4}$2014"