Question

It costs 100 dollars to rent the bowling alley, plus 4 dollars per person the cost for any number (n) of people can be found using this expression 100+ 4n the cost for 15 people equals ____ whole number only pls help and explain

Answer 1

you substitute 15 into the expression they have given so its 100+(4x15) = 100+60= 160

so the cost is $160