Answer:
I don't know
I don't know
I don't know and this is it easy see!
Answer:
it is hard to read... can you get a better picture or describe it?
The first one is 2x+y=-1
the second one is 13x+2y-1=0
Let's first convert that amount of money into cents, which makes 336 cents. Then, let's denote the amount of money one of the boys has with x. The other boy has got 3x-12 amount of money. We can construct an equation.

. Solving it we find that x=87 cents or $ 0.87 and the other boy holds $2.49 amount of money.
Answer:
subtract 1 then divide 2
Step-by-step explanation: