Question

How do you translate word phrases to algebraic expressions: the sum of a number and five times the same number is 72?

Answer 1

n + 5n = 72

Explanation:

choose any letter (variable ) to represent the number. I chose n for number.
Now five times the same number means multiply n by 5 written 5n.
This is the same as72 means it is equal to 72
We can write and solve this equation as:

n + 5n = 72