Answer:
x=−4/3 or x=−3/2
Step-by-step explanation:
Let's solve your equation step-by-step.
6x2+17x+12=0
Step 1: Factor left side of equation.
(3x+4)(2x+3)=0
Step 2: Set factors equal to 0.
3x+4=0 or 2x+3=0
x=−4/3 or x=−3/2
Sum means add
the number is x
13 divided by a number is 13/x
the number divided by the number is x/13
so

also can be simplified to

or

translated it is

where x is the number
2 hours has more the the other so I would say it would be 8
Your answer is 199cm is not equal because of 10mm equal 1cm and 100cm equal 1 meter and 100,000cm equal 1 km. Hope this helps.