Horatio has 230 dollars to be used only on his car. he wishes to save 160 of this money and spend $24.95 on an oil change. horatio knows that gas costs $3.81 per gallon.

Pls! does anybody know a shortcut for answering these types of questions in the future?

Kelly is a salesperson at a shoe store, where she must sell a pre-set number of pairs of shoes each month. at the end of each work day the number of pairs of shoes that she has left to sell that month is given by the equation s=300-15x , where s is the number of pair of shoes kelly still needs to sell and x is the number of days she has worked that month. what is the meaning of the number 300 in this equation

Find the constant of variation for the relation and use it to write an equation for the statement. then solve the equation.