It will be y+3y and the answer is 4y
Answer:
It will take 3/4 cubes to fill the box
Step-by-step explanation:
-x - x - 3x - 4x
Let's start from left to right. First do -x - x, which is -2x.
-2x - 3x - 4x
Now do -2x - 3x, which is -5x.
-5x - 4x = -9x
-9x is your answer.
<span>(27x^2-9a)/3
= 9x^2 - 3a
hope it helps</span>