Answer:
x = 6
Explanation:
First, determine which variable to solve for: x.
Use the Identity Property to gather x on one side of the equation:
$25.75x - $26.50x = $15.50 - $20
Simplify:
-$0.75x = -$4.50
To solve for x, divide both sides by x:
-x = -6
Multiply by -1 to remove the negative:
x = 6