182,864 views
30 votes
30 votes
Write the following phrase as an algebraic expression. Use x for the unknown number.

The sum of -8 and four times a number.

User Darshil Jani
by
3.1k points

1 Answer

10 votes
10 votes

Answer: -8+4x

Work Shown:

x = unknown number

4x = four times the unknown number

-8+4x = sum of -8 and the previous expression

-8+4x is the same as 4x+(-8) or 4x-8

User Volodymyr Korolyov
by
3.1k points