posted by lisa .
Simplify the expression.
5(x − 1) − 3(x2 + 4x + 5) − 8(x + 7)
Classify the answer by number of terms and degree.
well, the x^2 term will not go away, so it will be a 2nd-degree expression.
Simplify it and note that there are 3 terms, so it's a trinomial.