Aparticular submarine is 12 m long. a model of it was built with a scale of 1 cm: 3 m. how long is the model? show all work.

x= cost per bracelet

number of bracelets * x + shipping charge = total cost

so

9x+9=72

in 2010, the population of the state of california is 37.29 × 10⁶

step-by-step explanation:

population of los angeles = 3.79 × 10⁶

population of california = 9.84 × population of los angeles

                                        = 9.84 × 3.79 × 10⁶

                                        = 37.2936 × 10⁶

                                        = 37.29 × 10⁶

∴ in 2010, the population of the state of california is 37.29 × 10⁶