Answer: I think it is the number of cubes you add with each layer
Step-by-step explanation:
like you add 12 cubes with each layer- so the height is multiplied by 12 btw :)
Good luck with your homework
-2x² + 5x - 3 - (-7 - 9x + 5x²)
= -2x² + 5x - 3 + 7 + 9x - 5x²
= -7x² + 14x + 4.
Hence the coefficient of the x term is 14.
Answer:
the answer to the question is -75
congruent, vertical angles
4
