Algebra-1

To solve the equation ∣q − 9∣ = 31:

Understand the Absolute Value Equation: The absolute value equation ∣q − 9∣ = 31 means that the expression inside the absolute value, q − 9, can be either 31 or -31.

Set Up Two Equations:

For q − 9 = 31:

Add 9 to both sides:

q = 31 + 9...