QUESTION IMAGE
Question
- describe how you know whether an equation will be true for all values of x or true for no values of x.
Brief Explanations
First, simplify the equation fully by combining like terms and isolating variable terms on one side and constants on the other.
- If the simplified form results in a true numerical statement (e.g., $5=5$), the equation is true for all values of $x$.
- If the simplified form results in a false numerical statement (e.g., $3=7$), the equation is true for no values of $x$.
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To determine this:
- Simplify the equation completely, combining like terms and rearranging terms to group variables and constants separately.
- If you end up with a true statement with no $x$ (e.g., $4=4$), the equation is true for all $x$.
- If you end up with a false statement with no $x$ (e.g., $2=5$), the equation is true for no $x$.