Solve using the elimination method. Show your work. If the system has no solution or an infinite number of solutions, state this.
4x – 8y = 48

11x + 3y = -105.5

Question

Solve using the elimination method. Show your work. If the system has no solution or an infinite number of solutions, state this.
4x – 8y = 48

11x + 3y = -105.5

anonymous · Answer

is the answer x=13 and y=0.5

anonymous · Answer

That is incorrect. It fits perfectly with the first question, but not the second. Recheck your work!

anonymous · Answer

so x=13 is right

anonymous · Answer

|dw:1348278858538:dw|You can't tell for sure, unless I do the whole thing. Let me do that. Lol. Is that what your work looks like? So far...?

anonymous · Answer

yes

anonymous · Answer

|dw:1348279056096:dw|

anonymous · Answer

ok thats what i didn't know when to add and subtract.

anonymous · Answer

Well you need to cross out either the x or the y. So you just do it according to that. Get it or do you want me to explain?

anonymous · Answer

i think i got it now
is it 9.5

anonymous · Answer

-9.5! Negatives make a BIG difference!

anonymous · Answer

ok thanks

anonymous · Answer

np