How do i justify my answer for an absolute maximum in calculus?

Follow these steps using the algebra tiles to solve the equation −5x + (−2) = −2x + 4. 1. add 5 positive x-tiles to both sides and create zero pairs. 2. add 4 negative unit tiles to both sides and create zero pairs. 3. divide the unit tiles evenly among the x-tiles. x =

Find the value of x. give reasons to justify your solutions! c ∈ ae

What is the solution to the equation e3x=12? round your answer to the nearest hundredth