Higher order thinking
a mother
manatee, pictured to the
right, is three
times as long as her
baby manatee.
a. how long is her baby
manatee? write
and solve an equation.
b. if a blue whale is 9 times
as long as the
manatee shown, how much
longer is
a blue whale than the
manatee? write
and solve equations.
12 feet

paula, cory, and krista

in mathematics, a function is a relationship between two variables such that the value of one of the variables, called the dependent variable, is determined by the value of the other variable, called the independent variable. there is a specific term we use to describe the set of independent variables of a function.

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