Answer:
Option A.,
Step-by-step explanation:
(5x3− x + 14) − (3x2− 9x + 4)
First remove the 2 sets of parentheses. Note when we remove the second one we multiply the terms inside by -1. ( Or we might say we distribute the negative over this parentheses.)
= 5x^3 - x + 14 - 3x^2 + 9x - 4
Now we simplify like terms:-
= 5x^3 - 3x^2 + 8x + 10 (answer).
Answer:
less than
Step-by-step explanation:
Answer:
See Below
Step-by-step explanation:
A)
There are two runners that run at different average speeds, let these be Ra (runner a) and Rb (runner b). We also have two differnt distances that can be ran, let Leg A La and Leg b Lb. We get the equation bellow:

B)
Mickey = 35km/h
Minnie = 25km/h
Leg A = 30
Leg B = 20
Since Mickey is the fastes, he should run the section with the longest distance:

Answer:
5 years older
Step-by-step explanation
I hope my answer was helpful! Have a lovely rest of your day