84.5k views
2 votes
Write an expression that is equivalent to the following:

x+x+x+x-20

User Kirpit
by
6.0k points

2 Answers

5 votes
Find the other numbers which are the x till you fin what gets you 20
User Maxhugen
by
5.8k points
3 votes

Answer:

4x-20 is the same as x+x+x+x-20

User Crandrad
by
6.4k points