Answer:
The first one!
Step-by-step explanation:
A is the correct answer.......
Here is the work shown:
x^2-x-20
A is the correct answer because when using the distributive property it is the only example that results in x^2-x-20.
(x+4)(x-5)
x*x=x^2, x*-5=-5x, 4*x=4x, 4*-5=-20. Now combine all alike terms for your final answer. x^2-x-20..
please vote my answer brainliest. thanks!
Answer:
504 km
Step-by-step explanation:
divide 180 by 15 (because 3 hours is 180 minutes)
after you divide you get 12
then multiply 12 by the 42 kilometers and you get 504
Answer:
No solutions.
Step-by-step explanation:
-2x - y = 1
-4x - 2y = -1 Multiply the first equation By -2:
4x + 2y = -2 Adding:
0 = -3
which is absurd so there are no solutions.