SOLUTION: The sum of four times a number and 5 is equal to the difference of twice the number and 7. Find the number. This has to be shown as an algebra problem and I have no idea how to

Algebra ->  Coordinate Systems and Linear Equations  -> Linear Equations and Systems Word Problems -> SOLUTION: The sum of four times a number and 5 is equal to the difference of twice the number and 7. Find the number. This has to be shown as an algebra problem and I have no idea how to       Log On


   

Question 28925: The sum of four times a number and 5 is equal to the difference of twice the number and 7. Find the number.
This has to be shown as an algebra problem and I have no idea how to go about this.
Answer by stanbon(75887) About Me  (Show Source):
You can put this solution on YOUR website!
Let the number be "x".
EQUATION:
4x+5=2x-7
Subtract 2x from both sides to get:
2x+5=-7
Subtract 5 from both sides to get:
2x=-12
Divide both sides by 2 to get:
x=-6
Cheers,
stan H.