Answer:
you just need to devide by 2 the second equation
Step-by-step explanation:
- -x + y = 2 (you leave it as it is)
- 2x + 4y =32 => 2x/2 +4y/2 = 32/2
=> x + 2y =16
we can devide or multiply in an equation by any number we want, as long as we do it to every term.
You multiply 86 by 42.5 because each board is 42.5 and there are 86 boards.
I think the answer is b bc you do 18.15 * 30 then subtract all the taxes
Choice C !! Hope this helps
It is tripled as well. You are tripling every distance and thus tripling the sum of the distances as well.
