Question

38. Persevere in Problem Solving The difference between the solutions to

the equation x = a is 30. What is a? Show that your answer is correct.

Answer 1

either a or x, the value is still 30

Explanation:

given:

x = a is 30

find:

a = ?

since x = a = 30

a = 30 = x

therefore,

either a or x, the value is still 30