Answer:
Hans has done a mistake in the second step.
The correct answer is:
5x^2+13x-6=0
5x^2+15x-2x-6x=0 - 5. -6=-30 -30=15. -2
5x(1+3x)-2x(1+3x)=0
(5x-2x)(1+3x)=0
5-2x=0 1+3x=0
x=5/2 x=-1/3
Answer:
81,000
Step-by-step explanation:
go to whatever place it is asking you to round nearest to the if it is 5 or more you round up 4 or less it stays the same.
Saying for this -" 5 or more raise the score, 4 or less let it rest"
^round up^ ^stays the same^
Answer:
32.5 km
Step-by-step explanation:
6.5 / 2 = 3.25
3.25 x 10 = 32.5 km
Hope that helps!
