180=2x+y
180-y=2x
(180-y)/2=x
Answer:
The trestle meets ground level at 0.875 units and 9.125 units
Step-by-step explanation:
Poorly formatted question.
The given equation is:

Required
The point where the trestle gets to the ground level
To do this, we set 
So, we have:

Multiply through by -1

Solve using quadratic formula:

Where:

So, we have:




Solve the fraction

Split


Answer:
2x+3(10+x)
Step-by-step explanation:
I'm not sure but I think this might be the answer
Answer:
0.25, 4/16, theres like a million more
Step-by-step explanation:
is that what youre looking for?