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Twice a certain number minus 4 is equal to five. pls help me with it​

2 Answers

5 votes
We can make an equation for this!

2x - 4 = 5
2x - 4 + 4 = 5 + 4
2x = 9
x = 9/2
User Bertran
by
4.4k points
1 vote

Explanation:

let the number be x

x+x -4=5

2x- 4=5

2x =5+4

2x =9

divide both sides by 2

x=9/2=4.5

User DL Studio
by
4.7k points