Answer:
f(3) = -16
Step-by-step explanation:
f(3) means you substitute x for 3.
f(3) = -2(3 + 5)
f(3) = -2(8)
f(3) = -16
The answer is 0.019 i think
Answer:
The two grades that have a proportional relationship between the numbers of girls and boys are and grade 6 and 8
Step-by-step explanation:
Girls: Boys
9 : 12 (grade 6)
15 : 20 (grade 8)
3 : 4
I don't think a number like that exists :/
Answer:
idk if it's right and i'm really sorry if it isn't
∴ x=
Step-by-step explanation:
f(x)=3
fx=3
÷f on both sides
x=