From the first 2 statements again , x + 8 = y.
area of the hole would be 4x cm^2
area of sheet without hole is 9y cm^2
9y - 4x =76 ------------- eqn one
y = x + 8 ----------------eqn two
subs eqn two into one and u got it
btw what questions are these :o
Answer:
no. |-6| is +
Step-by-step explanation:
whenever a number has the symbol in the box, it makes it positive no matter what. -|6| = -6 while |-6| = +6
I believe the answer is 5x
Answer:
12 would be your answer.
Step-by-step explanation:
There were 4 days and the zombie lost 3 limbs each of those 4 days so 3×3×3×3=12 or 3×4=12. I hope this helps you : )
Answer:
12 kilograms
Step-by-step explanation:
Let's construct an equation for her profits, we will call it P(x), where x is the number of kilograms produced/sold.
We know she has -$108 profit from buying supplies, and for each kilogram she produces, she earns -$16 (or loses $16, if earning negative money bothers you). However, we also know that she earns $25 per kilogram sold.
Constructing the equation with this information, we get: 
Setting this equation to zero and solving for x:


