(1 pt)
which variable expression matches the word phrase?
column a
column b
1.
the sum of 12 and the quotient of 9 and a number
2.
the difference of 12 and the product of 9 and a number
3.
the difference of 12 and the quotient of 9 and a number
4.
12 more than quotient of a 9 and number
a.
12 + (9 ÷ y)
b.
12 – (9 ÷ y)
c.
12 – 9y