-x^2 - 5x - 4 = -x^2 + 9x - 18
-5x - 9x = -18 + 4
-14x = -14
x = -14/-14
x = 1 <====
y = -x^2 - 5x - 4
y = (-1^2) - 5(1) - 4
y = 1 - 5 - 4
y = 1 - 9
y = -8 <====
Answer:
B and F
Step-by-step explanation:
Trinomials are polynomials with 3 terms
A has only one term → monomial
B has 3 terms → trinomial
C has 2 terms → binomial
D has one term → monomial
E has 2 terms → binomial
F has 3 terms → trinomial
Answer:
The 4-5
Step-by-step explanation:
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