Answer:
78
Step-by-step explanation:
40 x 76 is the equation by 4x4 of 86 and the 36
F(x)=-3(x)+4
Therefore this implies that we must put the -4 where we see an X on the equation
F(-4)=-3(-4)+4
=16
Answer:
43cm
Step-by-step explanation:
96-10 (5 x2 sides)=86
86/2 sides=43 longest side
Yes it can, it has to be a fraction
No, it is not a valid inference because her classmates do not make up a random sample of the students in the school.