How do you solve #y=-x^2-6x-3, y=6# using substitution?
2 Answers
Explanation:
To solve for
Multiply both sides by
Add 6 to both sides:
Factor the equation by calculating factors of the first and last numbers that will add or subtract to arrive at the inner number.
In this case both factors will provide the same answer for
To check, substitute
Explanation:
substitute
multiply both sides by
Check:
substitute