Definition: For all real numbers a, b, and c: if a=b, then a + c = b + c. This is the of Equality.

Addition Property of Equality

Explanation:

The addition property of equality says that if we add same value or quantity on both sides of an equation, the values on both the sides remain equal. Consider an equality a = b. Addition property of equality is a + x = b + x. Add the same number to both the sides of an equation.

answer; i believe that the correct answer is (a) potassium(k)

i think so it’s will be b yes i believe its