Which expressions are equivalent to 4 - 3 + (-1)

There are many.

When you simplify the equation, you get 0 = 0. This also you to come up with  various other answers like:

There are many more.

Simply put, anything that equals 0.

answer:   x = 3 + √11     and     x = 3 - √11

step-by-step explanation:

x² - 6x + 9 = 11

(x - 3)² = 11

x - 3 = ±√11

    x = 3 ± √11

x = 3 + √11     and     x = 3 - √11