Answer:
Step-by-step explanation:
-3(-4x-3) = 20
Opening bracket
12x + 9 = 20
12x = 20 - 9
12x = 11
x = 11/12
Answer:
i think it was about 5000.
Step-by-step explanation:
But how many feet is he running each time?
Answer:
B is correct
You can double check it! :)
Hope this helps!
Tips:
Select a condition, check the 4 tables and eliminate 2 tables at once.
Then check the remaining 2 tables.
:)
Answer: x1=-2
x2=2
Step-by-step explanation:
5x²+4x-19=4x+1
5x²+4x-19-4x-1=0
5x²-20=0
5x²=20
x²=20/5
x²=4
x1=-√4=-2
x2=+√4=2