Answer:
2 and 4
Step-by-step explanation:
Plus 16 on both side and negative 12plus 16 is 4 so x equals 4
Answer: 21
Step-by-step explanation:
k(x) =x^3-2x
k(3) =3^3-2*(3)
k(3) =27-6
k(3) = 21
For these problems you have to use PEMDAS so for problem 15 you would do the parentheses first, (21-3) you get 18 and then exponents, 3^2, you get 9, no multiplication but there is division so take your answers, 18 and 9 and divide them, you get 2, so the answer to 15 is 2.
Answer:
c
Step-by-step explanation:
take 400 multiply by 77.5% = 310