If f(x) = 6x + 7, find x when f(x) = 1.
Note
When a function value is given, treat it like an equation. Set 6x + 7 = 1. Solving gives x = -1. Move the constant term first, then divide by the coefficient of x. So the required value of x is -1.
If f(x) = 6x + 7, find x when f(x) = 1.
When a function value is given, treat it like an equation. Set 6x + 7 = 1. Solving gives x = -1. Move the constant term first, then divide by the coefficient of x. So the required value of x is -1.