If x is a real number, for what values of x is the equation true.
F. all values of x G. some values of x H. no values of x l. impossible to determine
F. all values of x G. some values of x H. no values of x l. impossible to determine
Use an inverse matrix to solve system of linear equations.
Determine if the given problem is an equation or an expression. If it is an equation, then solve. If it is an expression, then simplify.