Lyle sliced a block of cheese along a
diagonal into two triangular prisms,
as shown. Lyle says that the surface
area of the block is 2 times the surface
area of one of the triangular prisms.
Do you agree? Explain your answer.

c) blue

lol  

why do you ask > .>

this would be 35. 35 + 5 = 40. you take the known constant and subtract by the answer of the equation and you get y.

answer:

the answer is b) divide by -4 on each side and flip the sign.

step-by-step explanation:

we first need to start by dividing. this is because it is a multiplication problem to start.

we also need to make sure we flip the sign because any time you multiply or divide by negative numbers, the sign must be flipped.

the answer to your question (9+10) is 19