The graph below shows a scatter plot and a linear model of Joannas height, In inches, for various ages. Use this model to estimate how tall Joanna was when she was 11 years old

step-by-step explanation:

first, eliminate the parenthesis:

3

x

+

2

−

4

x

second, group like terms:

3

x

−

4

x

+

2

third, combine like terms:

(

3

−

4

)

x

+

2

→

−

1

x

+

2

→

−

x

+

2

okay..i will pick 8!