Explain the change in sign
Open answerExplain in your own words why a term changes sign when it moves to the other side of the equals sign, using the example of the equation 5x – 3 = 2x + 9.
Explain in your own words why a term changes sign when it moves to the other side of the equals sign, using the example of the equation 5x – 3 = 2x + 9.