NEED HELP ASAP!!!! // 20 points
The expression 7n could be translated as _____.

seven times a number
seven more than a number
a number increased by seven
the quotient of seven and a number

Each of the following correctly match an English phrase with a mathematical expression except _____.

a number is tripled, m + 3
the quotient of a number and three, m/3
three less than a number, m – 3
three increased by a number, 3 + m

Nathan is twice as old as his sister. If Nathan’s age is represented by n, which of the following would represent his sister’s age?

n + 2
n – 2
2 n
n/2