Answer:
19
Step-by-step explanation:
substitute 6 for a
4(6) + 5 =
24-5 =
19
The answer to this question is 6 km
<span>Simplifying
4x2 + 8xy + 4y2
Reorder the terms:
8xy + 4x2 + 4y2
Factor out the Greatest Common Factor (GCF), '4'.
4(2xy + x2 + y2)
Factor a trinomial.
4((x + y)(x + y))
Final result:
4(x + y)(x + y)</span>
It cannot be simplified more than that. hope this helps!