alleryTo undo an addition of 37 to a variable, you use the property of equality that is:
ASubstitution
BSupplement
CSuspension
DSubtraction
Answer & Solution
Correct answer: D. Subtraction
1. The opposite operation removes the 37.
2. It must be applied to both sides equally.
3. That is the Subtraction Property of Equality.
_Source: OpenStax Elementary Algebra 2e, Chapter 2, Solving Linear Equations and Inequalities._
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