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Home > AC > Chapter 4 > Lesson 4.1.4 > Problem 4-33


I am thinking of a number. When I double my number and then subtract the result from five, I get negative one. What is my number? Write and solve an equation.  

Assign the number a variable.

Example: The number

Put the words into an equation.

When I double my number. 

Then subtract the result from five.


I get negative one. 

Solve for .