the age of farhana's mother is 3 times farhana's age. three years ago, their total age was 38 years. how old is farhana now??

Free 100 points to whoever says “oof the porridges” if it’s not exact, your answer will be reported, first person gets brainliest

In the polynomial below, what number should replace the question mark to produce a difference of squares? x2 + ? x - 36

The vertex of this parabola is at (-2,-3). when the x-value is -1, the y-value is -5. what is the coefficient of the squared expression in the parabola's equation?