Answer:
8x^3-7x^2-11x+9
Step-by-step explanation:
(8x^3-5x-1)-(7x^2+6x-10)
remove unnesasary ( )
8x^3-5x-1 -(7x^2+6x-10)
the distribute
8x^3-5x-1 -7x^2-6x+10
combine like terms
8x^3-11x+9-7x^2
use the communative property to reorder the equation
8x^3-7x^2-11x+9
All you need to do it combine like terms.
3x + 9 + 4x + x
(3x + 4x + x) + 9
8x + 9
i hope this was helpful for you!
Answer:
C. 55 
3.5x + 15
Step-by-step explanation:
i found it on google
Answer:
Your Answer is B.
Step-by-step explanation:
If the number inside the () is positive, it shifts left. If it is negative, It shifts right. The other number is up if positive, down if negative.
7 times 4 =28 this is cuz there is seven days in a week and 7x4
