twice a number, s
2s OR s2
4n
4 times a number n, OR the product of 4 and a number, n
x - 9
"a number, x, minus 9" OR "9 less than a number x" OR "the difference of a number x and 9"
y/75
"the quotient of y and 75" OR "y divided by 75"
the product of a number, z, and ten
10z OR z10
7 less than a number, q
q - 7
Translate the algebraic expression into a verbal expression (you cannot use the word minus!): 7 - x
"The difference of 7 and a number x" OR "a number x less than 7"
When something is written as a fraction, it is indicating the mathematical operation of....
DIVISION
Convert from a verbal expression to an algebraic expression: one-fifth of some number, n
1/5(n) OR n/5
Translate into English. You cannot use the word "plus" 2x + 3
"3 more than 2 times a number x" OR "3 more than the product of 2 and a number x"
5 less than 7 times a number, y
7y - 5