Answer:
17n+11
Step-by-step explanation:
Formula For Perimeter Of Rectangle: 2(Length) + 2(Width)
Length = 3.5n + 9
Width = 5n - 3.5
____________________________________________________
-> 2(Length) + 2(Width)
-> 2(3.5n+9) + 2(5n-3.5)
*distribute*
-> (7n+18) + (10n-7)
*distribute*
->7n+18+10n-7
->17n-11
Answer:
B
Step-by-step explanation:
To find f(- 2) substitute x = - 2 into f(x)
f(- 2) = - 2(- 2)³ + (- 2)² + 4(- 2) - 3
= - 2(- 8) + 4 - 8 - 3
= 16 + 4 - 8 - 3
= 9 → B
Answer: 4,986.875
Step-by-step explanation: Multiply 25.25 x 19.75. Then, multiply the product by 10, or shift the decimal point one place to the right.
That’s the answers hope this helps.
