Three adults and three child movie tickets were purchased for 75 the cost of each child ticket is $3 less than the cost of the adult ticket the first step to solving this problem alphabetically is to write an equation 3(x+x -3)=75 where x represents the cost of an adult ticket identify the next step which would simplify the equation before solving for the variable
Distribute values over the variables
Combine like terms in parentheses
Add 3 to 75
Divide 75 by 3