x plus 0.068 is not an equation -- it has no equal sign -- so it can't be solved.
How do you solve 4y plus x equals 8
You cannot solve x plus y since that is an expression, not an equation (nor inequality).
There is not enough information to solve for x. x+5x+15 must equal something (is it 0?) in order to solve for x.
you can not solve this equation
The equation does not have a solution.
x=b-a
to solve this one must know the value of x
To solve for x, we'd have to know what this expression equals.
You cannot since it has no solution.
x=9 squared
-50
7