Find the value of f(9) and g(-9)if f(x)=-7x-9 and g(x) =6x A. F(9)=-16
G(-9)=-760
B. F(9)=-54
G(-9)=16764
C. F(9)=-72
G(-9)=-4167
D. F(9)=63
G(-9)=54

Explain why the factor 1.5 is broke. into two numbers in the model.

White shapes and black shapes are used in a game. some of the shapes are circles. while the rest are squares. the ratio of the number of white shapes to the number of black shapes is 5: 11. the ratio of the number of white cicrles to the number of white squares is 3: 7. the ratio of the number of black circles to the number of black squres is 3: 8. work out what fraction of all the shapes are circles.

What is the value of n in the equation -1/2(2n+4)+6=-9+4(2n+1)