How do you solve #x-(3/8)x=5#?
The quick answer is
Two points to remember in solving this kind of equation:
1. if you multiply both sides of an equation by the same amount you still have a valid equation.
2. fractions are harder to work with than integers.
We can get rid of the fraction by multiplying the fraction by 8, but we can't multiply just part of the equation, we have to multiply all parts on both sides.
So (using a