Question

Express in algebraic form "Two times a certain number 'n' of 30"

Answer 1

Answer:

Thus "twice a number x" can be written symbolically as 2x.

In the expression "twice a number x is 6" twice indicates to multiply by 2, the multiplicand (the thing multiplied by the multiplier 2) is x, and the word "is" can be expressed by the equals sign.